Calculus and Above

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A student is taking two courses, history and math. The
a student is taking two courses, history and math. The probability the student will pass the history course is .60, and the probability of passing the math course is .70. The probability of passing bo… read more
rajeevanpillai
Master's Degree
Master's Degree
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It is widely reported that high school students spend an
It is widely reported that high school students spend an average of 7 hours per week working on homework. Miss Bonnar, a high school English teacher, questions this report. She believes the students a… read more
Sandhya
Master's Degree
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In a sample of 1200 students this semester, 900 are taking
In a sample of 1200 students this semester, 900 are taking English 101, 500 are taking History 101, and 300 are taking both English 101 and History 101. If we pick one student from the sample, find th… read more
Kofi
PhD in Statistics
Ph.D.
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In a sample of 1200 students this semester, 900 are taking
In a sample of 1200 students this semester, 900 are taking English 101, 500 are taking History 101, and 300 are taking both English 101 and History 101. If we pick one student from the sample, find th… read more
Ann
Tutor
MSC Mathematics
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A sample of subjects (divided into 3 groups) were asked a
A sample of subjects (divided into 3 groups) were asked a question, and the table below summarized their respond:Group A Group B Group C Yes 15 63 92 No 66 90 46 Unsure 34 27 37 If we pick one person … read more
Kofi
PhD in Statistics
Ph.D.
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A sample of subjects (divided into 3 groups) were asked a
A sample of subjects (divided into 3 groups) were asked a question, and the table below summarized their respond:Group A Group B Group C Yes 15 63 92 No 66 90 46 Unsure 34 27 37 If we pick one person … read more
Kofi
PhD in Statistics
Ph.D.
10,094 satisfied customers
In a sample of 1200 students this semester, 900 are taking
In a sample of 1200 students this semester, 900 are taking English 101, 500 are taking History 101, and 300 are taking both English 101 and History 101. If we pick one student from the sample, find th… read more
Ann
Tutor
MSC Mathematics
3,474 satisfied customers
Suppose we roll a pair of fair dice, let A=the numbers I
Suppose we roll a pair of fair dice, let A=the numbers I rolled add up to exactly 8, and let B=the numbers I rolled multiply to an even number. Find P(Ac|Bc). … read more
Ann
Tutor
MSC Mathematics
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Suppose that 1 out of every 5 plasma televisions shipped has
Suppose that 1 out of every 5 plasma televisions shipped has a defective speaker. A shipment of 100 plasma televisions are being prepared to be sent out on order.What is the probability that between 2… read more
Tom
Master's Degree
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I am not sure how to respond to this question on my math
I am not sure how to respond to this question on my math quiz … read more
Ryan
Bachelor's Degree
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2. Complete the table below and Calculate the Mean of the given
2. Complete the table below and Calculate the Mean of the given Frequency Distribution: Range Frequency Midpoint Midpoint × Frequency 10 – 19 4 20 – 29 8 30 – 39 12 40 – 49 10 50 – 59 6 Mean = 3. Find… read more
Ray Atkinson
Bachelor's Degree
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Refer to the following frequency distribution for Questions
Refer to the following frequency distribution for Questions 1, 2, 3, and 4. The frequency distribution below shows the distribution for checkout time (in minutes) in MiniMart between 3:00 and 4:00 PM … read more
Ryan
Bachelor's Degree
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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
Stevewh
Teacher
Bachelor's Degree
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A group of students was surveyed for whether they had ever
A group of students was surveyed for whether they had ever seen the first three sequels of Star Wars. There were a total of 46 students in the group. 17 students had seen StarWars I 17 students had se… read more
Trigeoscal
College Math Professor
Master's Degree
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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
rajeevanpillai
Master's Degree
Master's Degree
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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
Ryan
Bachelor's Degree
4,665 satisfied customers
Find the probability that three cards are drawn from a deck,
Find the probability that three cards are drawn from a deck, and you get two reds, followed by a black. Answer a. none of these b. 1/11050 c. 13/102 d. 169/1020 We toss a die 300 times. Find the stand… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
1.Assume that the weight loss for the first month of a diet
1.Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution… read more
SusanAthena
Master's Degree
Master's Degree
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