Calculus and Above

Calculus Questions? Ask a Mathematician for Answers ASAP

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

1-Suppose that 10 golfers enter...

1-Suppose that 10 golfers enter a tournament and that their respective skill levels are approximately the same. Six of the entrants are female and two of those are older than 40 years old. Three of the men are older than 40 years old. What is the probability that the winner will be either female or older than 40 years old?

2-Suppose that 10 golfers enter a tournament and that their respective skill levels are approximately the same. Six of the entrants are female and two of those are older than 40 years old. Three of the men are older than 40 years old. What is the probability that the winner will be a female who is older than 40 years old?

3-A production process is known to produce a particular item in such a way that 5 percent of these are defective. If two items are randomly selected as they come off the production line, what is the probability that the second item will be defective?

4-A discrete random variable has a mean of 400 and a variance of 64. What is the standard deviation?

5-The time required to complete a project is normally distributed with a mean of 80 weeks and a standard deviation of 10 weeks. The construction company must pay a penalty if the project is not finished by the due date in the contract. If a construction company bidding on this contract puts in a due date of 80 weeks, what is the probability that they will have to pay a penalty?

6-If P(A) = 0.3, P(B) = 0.2, P(A and B) = 0.0 , what can be said about events A and B? Answer a. They are posterior probabilities. b. They are independent. c. They are mutually exclusive. d. All of the above

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

Listed below are numbers of Internet users per 100 people

Listed below are numbers of Internet users per 100 people and numbers of scientific award winners per 10 million people for different countries. Construct a scatterplot, find the value of the linear … read more

Suppose that an actuary for an insurance company found that

Suppose that an actuary for an insurance company found that the life expectancy of people (living in Country A) who are currently 30 years of age is 73 years (SD = 7) for males and 77 (SD = 8) for fem… read more

According to an Allstate/National Journal poll, 40% of U.S.

According to an Allstate/National Journal poll, 40% of U.S. adults surveyed say it is "extremely likely" there will be a female president withing the next 1-15 years. Assume the percentage is actually… read more

Suppose that it is known that 2% of the items produced by a

Suppose that it is known that 2% of the items produced by a particular machine are defective in some way, and that we will choose a random sample of exactly 15 parts made by this machine.a. What propo… read more

Suppose the heights of 18-year-old men are approximately

Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches and standard deviation 1 inches. (a) What is the probability that an 18-year-old man selected at rand… read more

We have a question about a game we are hosting around the

We have a question about a game we are hosting around the Ryder Cup, which should involve statistics and probability.We are hosting a Ryder Cup game, around the Ryder Cup tournament. The goal of this … read more

Problem : In the 400 Meter Race, the winning male had a time

Problem : In the 400 Meter Race, the winning male had a time approximately 6 seconds faster than the winning female. (a) Is the variance greater for men or women in the 400 Meter Race? The variance is… read more

This is my Mid-term, and I have to get it finished by

Hello, This is my Mid-term, and I have to get it finished by 2am, are you available? if so, I have copied and pasted it below :). 1. A ________ displays the minimum, first quartile, median, third quar… read more

1-Carl has a trick die. The probabilities of rolling 1, 2,

1-Carl has a trick die. The probabilities of rolling 1, 2, 3, 4, 5, or 6 are shown below. Roll 1 2 3 4 5 6 Probability 0.1 0 0.6 0.1 0.1 0.1 For one roll of the die, let D = {roll is even}, E = {roll … read more

1. Numerical facts and figures that are collected through

1. Numerical facts and figures that are collected through some type of measurement process are called ________. (Points : 2) statistics metric information variables Question 2.2. Outcomes such as cust… read more

1. The following table gives the approximate age distribution

1. The following table gives the approximate age distribution in the United States from the 2000 census. AgePopulation 19 & under 29% 20 - 34 21% 35 – 59 34% 60 – 84 15% 85 & over 1… read more

It is known that 20% of male internet users between 15 and

It is known that 20% of male internet users between 15 and 25 years old visit a game site to play a game called Ludicrous at least once a month. If a sample of 80 such user is randomly selected, what … read more

1. Consider a population with mean μ = 77.6 and(Standard Deviation)

1. Consider a population with mean μ = 77.6 and(Standard Deviation) σ = 5.63. (A) Calculate the z-score for x̅ = 76.1 from a sample of size 52. (B) Could this z-score be used in calculating probabilit… read more

For John Math1. In the East Mequon Clinic of Aurora Advanced

For John Math 1. In the East Mequon Clinic of Aurora Advanced Healthcare in Mequon, WI, the number of males and females represented in the nursing and physician professions was recorded and the follow… read more

1. A vacuum cleaner has four height settings and a sensor (on

1. A vacuum cleaner has four height settings and a sensor (on or off) that detects debris. There are five rooms and in each, the carpet may be clean or not. If you only have one vacuum cleaner, how ma… read more

Hi Greg, I have another assignment if you want it. Please

Hi Greg, I have another assignment if you want it. Please show the work. It's more intro statistics stuff. 1. A set of 50 data values has a mean of 30 and a variance of 4. I. Find the standard score (… read more

1. Describe the following variables as quantitative or qualitative,

1. Describe the following variables as quantitative or qualitative, and describe the scales of measurement. A. The distance a student commutes from home to campus. B. The rating of a stock as "strong … read more

"StatsPro" Last group and YOU HAVE A GREAT HOLIDAY -see

"StatsPro" Last group and YOU HAVE A GREAT HOLIDAY -see you again in January... 36.A sports writer hypothesized that Tiger Woods plays better on par 3 holes than on par 4 holes. He reviewed Woods' per… 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 >

rajeevanpillai

Master's Degree

1,046 satisfied customers

B.Sc Mathematics and M.Sc, M Phil Statistics

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

96 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.

dhouse1940

Master's Degree

33 satisfied customers

BS mathematics, MS biostatistics, 35+ yrs designing & analyzing biological experiments.

Don

Master's Degree

29 satisfied customers

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

< 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.