Calculus and Above

Calculus Questions? Ask a Mathematician for Answers ASAP

Connect one-on-one with {0} who will answer your question

Customer Question

A card is picked at...

A card is picked at random from a shuffled deck. What is the probability that it is either red or a king?

Answer

a.

17/52

b.

19/52

c.

18/52

d.

30/52

e.

28/52

1.34 points

Question 27

The heights of the men age 18 and over in the HANES sample averaged 68.5 inches; the SD was 2.9 inches. Use the normal curve to estimate the percentage of these men with heights between 65 and 68 inches.

Answer

a.

32.54%

b.

76.99%

c.

11.92%

d.

none of these

e.

44.46%

1.34 points

Question 28

The average on an exam was 23.5 and the SD was 5.5. Use the normal curve to estimate the percentage of students who made between 18 and 29.

Answer

a.

68.27%

b.

95.43%

c.

55%

d.

20%

e.

16.64%

1.33 points

Question 29

A box contains a circle with a 6 in it, a square with a 3 in it, a circle with a 1 in it, and a square with a 1 in it. Say whether shape and number are independent or dependent.

Answer

a.

Cannot be determined from the given information.

b.

Dependent

c.

Independent

1.34 points

Question 30

A car dealer has 5 red cars and 3 blue cars. The purchasing department of a company will buy two cars from this dealership. If the purchasing department selects the two cars at random, what is the chance that both cars are red?

Answer

a.

1/14

b.

5/8

c.

25/64

d.

5/14

e.

none of these

1.33 points

Question 31

A car dealer has 5 red cars and 3 blue cars. The purchasing department of a company will buy two cars from this dealership. If the purchasing department selects the two cars at random, what is the chance that they choose one red car and one blue car?

Answer

a.

none of these

b.

15/28

c.

9/14

d.

7/8

e.

9/19

1.34 points

Question 32

A 10-sided die will be rolled some number of times. Identify how many times the die should be rolled if a 1, 4, or 9 is rolled less than 40% of the time.

Answer

a.

45 rolls

b.

450 rolls

1.34 points

Question 33

A box has three red balls and four green balls. A gambler bets $1 on red. A ball is randomly chosen. The gambler win $1 if the ball is red, otherwise he loses $1. He will play this game 200 times. The SE for the gambler's net gain is:

Answer

a.

$14.00

b.

$52.70

c.

$54.13

d.

$42.12

e.

$15.56

1.33 points

Question 34

A box contains two red marbles and one blue marble. A marble is randomly selected, and you win a dollar if there are more than 60% red marbles. Choose one of the following that is better.

Answer

a.

100 selections

b.

10 selections

1.34 points

Question 35

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the amount of money the CASINO is expected to make.

Answer

a.

$52.63

b.

$210.53

c.

$33.33

d.

$-21.05

e.

$21.05

1.34 points

Question 36

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the SD of the box model that would go with this situation.

Answer

a.

$56.75

b.

$61.76

c.

$2.76

d.

none of these

e.

$5.37

1.3 points

Question 37

A gambler plays roulette 200 times, betting $1 on a split each time. A split pays 17 to 1, and there are 2 ways in 38 to win. (We are interested in the the casino making more than $10.) Find the casino's standard error for the sum.

Answer

a.

$3.10

b.

none of these

c.

$56.84

d.

$10.53

e.

$4.02

1.34 points

Question 38

A gambler plays roulette 200 times, betting $1 on a split each time. A split pays 17 to 1, and there are 2 chances in 38 to win. Find the chance that the casino makes more than $10 from these plays.

Answer

a.

3.60%

b.

7.5%

c.

69.19%

d.

24.56%

e.

50.00%

1.34 points

Question 39

A gambler bets $1 on the number "19" 1600 times in roulette. This bet pays 35 to 1. What is the give-or-take on the estimate of his winnings?

Answer

a.

$96.58

b.

$23.50

c.

$184.25

d.

$230.50

e.

$84.36

1.34 points

Question 40

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the chance that the casino will win between $30 and $40.

Answer

a.

15.45%

b.

7.88%

c.

7.73%

d.

63.69%

e.

83.85%

Answer

a.

17/52

b.

19/52

c.

18/52

d.

30/52

e.

28/52

1.34 points

Question 27

The heights of the men age 18 and over in the HANES sample averaged 68.5 inches; the SD was 2.9 inches. Use the normal curve to estimate the percentage of these men with heights between 65 and 68 inches.

Answer

a.

32.54%

b.

76.99%

c.

11.92%

d.

none of these

e.

44.46%

1.34 points

Question 28

The average on an exam was 23.5 and the SD was 5.5. Use the normal curve to estimate the percentage of students who made between 18 and 29.

Answer

a.

68.27%

b.

95.43%

c.

55%

d.

20%

e.

16.64%

1.33 points

Question 29

A box contains a circle with a 6 in it, a square with a 3 in it, a circle with a 1 in it, and a square with a 1 in it. Say whether shape and number are independent or dependent.

Answer

a.

Cannot be determined from the given information.

b.

Dependent

c.

Independent

1.34 points

Question 30

A car dealer has 5 red cars and 3 blue cars. The purchasing department of a company will buy two cars from this dealership. If the purchasing department selects the two cars at random, what is the chance that both cars are red?

Answer

a.

1/14

b.

5/8

c.

25/64

d.

5/14

e.

none of these

1.33 points

Question 31

A car dealer has 5 red cars and 3 blue cars. The purchasing department of a company will buy two cars from this dealership. If the purchasing department selects the two cars at random, what is the chance that they choose one red car and one blue car?

Answer

a.

none of these

b.

15/28

c.

9/14

d.

7/8

e.

9/19

1.34 points

Question 32

A 10-sided die will be rolled some number of times. Identify how many times the die should be rolled if a 1, 4, or 9 is rolled less than 40% of the time.

Answer

a.

45 rolls

b.

450 rolls

1.34 points

Question 33

A box has three red balls and four green balls. A gambler bets $1 on red. A ball is randomly chosen. The gambler win $1 if the ball is red, otherwise he loses $1. He will play this game 200 times. The SE for the gambler's net gain is:

Answer

a.

$14.00

b.

$52.70

c.

$54.13

d.

$42.12

e.

$15.56

1.33 points

Question 34

A box contains two red marbles and one blue marble. A marble is randomly selected, and you win a dollar if there are more than 60% red marbles. Choose one of the following that is better.

Answer

a.

100 selections

b.

10 selections

1.34 points

Question 35

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the amount of money the CASINO is expected to make.

Answer

a.

$52.63

b.

$210.53

c.

$33.33

d.

$-21.05

e.

$21.05

1.34 points

Question 36

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the SD of the box model that would go with this situation.

Answer

a.

$56.75

b.

$61.76

c.

$2.76

d.

none of these

e.

$5.37

1.3 points

Question 37

A gambler plays roulette 200 times, betting $1 on a split each time. A split pays 17 to 1, and there are 2 ways in 38 to win. (We are interested in the the casino making more than $10.) Find the casino's standard error for the sum.

Answer

a.

$3.10

b.

none of these

c.

$56.84

d.

$10.53

e.

$4.02

1.34 points

Question 38

A gambler plays roulette 200 times, betting $1 on a split each time. A split pays 17 to 1, and there are 2 chances in 38 to win. Find the chance that the casino makes more than $10 from these plays.

Answer

a.

3.60%

b.

7.5%

c.

69.19%

d.

24.56%

e.

50.00%

1.34 points

Question 39

A gambler bets $1 on the number "19" 1600 times in roulette. This bet pays 35 to 1. What is the give-or-take on the estimate of his winnings?

Answer

a.

$96.58

b.

$23.50

c.

$184.25

d.

$230.50

e.

$84.36

1.34 points

Question 40

A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the chance that the casino will win between $30 and $40.

Answer

a.

15.45%

b.

7.88%

c.

7.73%

d.

63.69%

e.

83.85%

Show More

Show Less

Was this answer helpful?

Describe your issueThe assistant will guide you

Chat 1:1 with a tutorLicensed Experts are available 24/7

100% satisfaction guaranteeGet all the answers you need

Related Calculus and Above Questions

A modified roulette wheel has 40 slots. One slot is 0,

A modified roulette wheel has 40 slots. One slot is 0, another is 00, and the others are numbered 1 through 38 , respectively. You are placing a bet that the outcome is an number. (In roulette, 0 … read more

A math class consists of 14 female students and 16 male

A math class consists of 14 female students and 16 male students. Two students are selected at random to participate in a probability experiment. Compute the following probabilities. Write your answer… read more

20. Suppose that in a day, a casino receives 2500 bets on a

20. Suppose that in a day, a casino receives 2500 bets on a certain color(red or black) on one particular roulette wheel. Each bet is only a dollar bet. The house(casino) has 20 in 38 chances to win. … read more

In the game of roulette, a player can place a $10 bet on

In the game of roulette, a player can place a $10 bet on the number 33 and have a 1 Over 38 probability of winning. If the metal ball lands on 33, the player gets to keep the $10 paid to play the … read more

In the game of roulette, a player can place a $7 bet on

In the game of roulette, a player can place a $7 bet on the number 22 and have a 1 Over 38 probability of winning. If the metal ball lands on 22, the player gets to keep the $7 paid to play the ga… read more

A friend offered you to play a game where there are 10

A friend offered you to play a game where there are 10 marbles: 4 red, 3 blue, 2 yellow and 1 green. If you pick a red marble you win 1 dollar, if you pick a blue marble you lose 2 dollars, if you pic… read more

This is in refrence to part of a gambling theory that thus

Hi. This is in refrence to part of a gambling theory that thus fur been playing out well for me. The odds of winning one game is a 44% chance. The question is in two parts. 1, Would the odds of winnin… read more

The GPA of students in a large university follows a normal

The GPA of students in a large university follows a normal distribution with an average 3.05 and SD of 0.45. Find the chance that a student's GPA is greater than 3.5. Answer a. 95% b. 14.89% c. 68% d.… read more

Statistics: Im not a student, but theres no more relevant

Statistics: I'm not a student, but there's no more relevant category to submit this question. I took a few stat classes in college, but just don't know/remember enough to create the proper equations f… read more

Hi Steve, I only have 1 hour to do this one. Thanks a lot! Question

Hi Steve, I only have 1 hour to do this one. Thanks a lot! Question 1 There are 10 workers and 2 administrators in a company meeting room. Two people will be selected at random without replacement. Th… read more

1. (TCO 9) The hours of study and the final exam grades have

1. (TCO 9) The hours of study and the final exam grades have this type of relationship: ŷ = 7.35(hours) + 34.62. Based on this linear regression equation, estimate the expected grade for a student spe… read more

Task Background: A large part—but not all—of this assignment

Task Background: A large part—but not all—of this assignment concerns a situation in which you are involved in the programming of electronic games. To carry out these tasks effectively, a working know… read more

In a month, there are 7,000 independent plays on a roulette

In a month, there are 7,000 independent plays on a roulette wheel in a certain casino. Suppose the gamblers only stake $1 on red at each play. (Red or black pays even money.) Find the chance that the … read more

Question 27 The heights of the men age 18 and over in the

Question 27 The heights of the men age 18 and over in the HANES sample averaged 68.5 inches; the SD was 2.9 inches. Use the normal curve to estimate the percentage of these men with heights between 65… read more

A random sample of 1500 adults is taken. Their opinions about

A random sample of 1500 adults is taken. Their opinions about the performance of the President are recorded. True or False: This is a controlled experiment. Answer True False . 1.33 points Question 6 … read more

for ryan, A gambler plays roulette, and makes a $1 bet on

for ryan, A gambler plays roulette, and makes a $1 bet on four numbers, 400 times. The bet pays 8 to 1. Find the standard error for the sum. Answer a. none of these b. $56.76 c. $55.24 d. $15.80 e. $6… read more

Question 1 For a cluster sample, the estimates of the halves

Question 1 For a cluster sample, the estimates of the halves came in at 58.75 and 58.35. Find the Standard Error. Answer a. 0.30 b. 110.6 c. 0.15 d. 0.20 e. 110.9 Question 3 A utility company serves 5… read more

"StatsPro" Next ones 6. A card is drawn randomly from a

"StatsPro" Next ones 6. A card is drawn randomly from a deck of ordinary playing cards. You win $10 if the card is a spade or an ace. What is the probability that you will win the game? (A) 1/13 (B) 1… read more

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.

JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.

Web sites like justanswer.com/legal

...leave nothing to chance.

...leave nothing to chance.

Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.

Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.

I will tell you that...the things you have to go through to be an Expert are quite rigorous.

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

Los Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

Hesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

Kernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

Woodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

Elkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

Dallas, TX

< Previous | Next >

Mr. Gregory White

Master's Degree

114 satisfied customers

M.A., M.S. Education / Educational Administration

SusanAthena

Master's Degree

102 satisfied customers

Tutor for Algebra, Geometry, Statistics. Explaining math in plain English.

Dr Arthur Rubin

Doctoral Degree

97 satisfied customers

Ph.D. in Mathematics, 1978, from the California Institute of Technology, over 20 published papers

JACUSTOMER-yrynbdjl-

Master's Degree

42 satisfied customers

I have a MS in Mathematics and I have taught Mathematics for 10 years at the college level.

Don

Master's Degree

29 satisfied customers

M.S. Astronautical Engineering. Math/Sci/Comp Tutor

Kofi

PhD in Statistics

7,955 satisfied customers

Masters in Mathematics and Statistics

Sandhya_sharma

Master's Degree

5,547 satisfied customers

I hold M.Sc and M.Phil degrees in math and have several years of teaching experience.

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.