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(S 5.2) Assume there are 90 total houses in a community. 59 houses have a 2...
please use a simpler method. Help Save & Exit Submit At a local community college, 59%...
please use a simpler method.
Help Save & Exit Submit At a local community college, 59% of students who enter the college as freshmen go on to graduate. Seven freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability b. What is the probability that at most six will graduate from the local community college? (Do not...
Suppose a subdivision on the southwest side of Denver, Colorado, contains 1,500 houses. The subdivision was...
Suppose a subdivision on the southwest side of Denver, Colorado, contains 1,500 houses. The subdivision was built in 1983. A sample of 120 houses is selected randomly and evaluated by an appraiser. If the mean appraised value of a house in this subdivision for all houses is $229,000, with a standard deviation of $8,700, what is the probability that the sample average is greater than $230,500? Appendix A Statistical Tables. (Round the values of z to 2 decimal places. Round...
Please answer all parts The sizes of houses in Kenton County are normally distributed with a...
Please answer all parts
The sizes of houses in Kenton County are normally distributed with a mean of 1335 square feet with a standard deviation of 166 square feet. For a randomly selected house in Kenton County, what is the probability the house size is: a. over 1196 square feet? probability b. under 1240 square feet? probability= c. between 1067 and 1245 square feet? o probability- Note: z-scores should be rounded to 2 decimal places & probabilities should be rounded...
At a local community college, 60% of students who enter the college as freshmen go on...
At a local community college, 60% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.)...
At a local community college, 54% of students who enter the college as freshmen go on...
At a local community college, 54% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability:_______ b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal...
The probability that a randomly selected individual in a certain community has made an online purchase...
The probability that a randomly selected individual in a certain community has made an online purchase is 0.46 . Suppose that a sample of 11 people from the community is selected, what is the probability that at most 3 of them has made an online purchase? Write only a number as your answer. Round to 2 decimal places (for example 0.24). Do not write as a percentage.
At a local community college, 60% of students who enter the college as freshmen go on...
At a local community college, 60% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected a. Whet is the probability that none of them graduates from the local community college? (Do not round Intermediate calculations. Probability b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) c. What is the expected number that...
At a local community college, 51% of students who enter the college as freshmen go on...
At a local community college, 51% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places. b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.)...
ing MOM HW & Quizzes My Open Math Assignments Due Sun 02/03/2019 11:59 Show Intro/Instructic At...
ing MOM HW & Quizzes My Open Math Assignments Due Sun 02/03/2019 11:59 Show Intro/Instructic At a drug rehab center 32% experience depression and 27% experience weight gain, 14% experience both. Ifa patient from the center is randomly selected, find the probability that the patient (Round all answers to four decimal places where possible.) a. experiences neither depression nor weight gain. b. experiences depression given that the patient experiences weight gain. c. experiences weight gain given that the patient experiences...
Suppose that a random sample of nineteen recently sold houses in a certain city has a...
Suppose that a random sample of nineteen recently sold houses in a certain city has a mean sales price of $290,000, with a standard deviation of $13,000. Under the assumption that house prices are normally distributed, find a 90% confidence interval for the mean sales price of all houses in this community. Then complete the table below. Carry your intermediate computations to at least three decimal places. Round your answers to the nearest whole number. (If necessary, consult a list...
please use a simpler method.
Help Save & Exit Submit At a local community college, 59% of students who enter the college as freshmen go on to graduate. Seven freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability b. What is the probability that at most six will graduate from the local community college? (Do not...
Please answer all parts
The sizes of houses in Kenton County are normally distributed with a mean of 1335 square feet with a standard deviation of 166 square feet. For a randomly selected house in Kenton County, what is the probability the house size is: a. over 1196 square feet? probability b. under 1240 square feet? probability= c. between 1067 and 1245 square feet? o probability- Note: z-scores should be rounded to 2 decimal places & probabilities should be rounded...
At a local community college, 60% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.)...
At a local community college, 60% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected a. Whet is the probability that none of them graduates from the local community college? (Do not round Intermediate calculations. Probability b. What is the probability that at most five will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) c. What is the expected number that...
ing MOM HW & Quizzes My Open Math Assignments Due Sun 02/03/2019 11:59 Show Intro/Instructic At a drug rehab center 32% experience depression and 27% experience weight gain, 14% experience both. Ifa patient from the center is randomly selected, find the probability that the patient (Round all answers to four decimal places where possible.) a. experiences neither depression nor weight gain. b. experiences depression given that the patient experiences weight gain. c. experiences weight gain given that the patient experiences...
Suppose that a random sample of nineteen recently sold houses in a certain city has a mean sales price of $290,000, with a standard deviation of $13,000. Under the assumption that house prices are normally distributed, find a 90% confidence interval for the mean sales price of all houses in this community. Then complete the table below. Carry your intermediate computations to at least three decimal places. Round your answers to the nearest whole number. (If necessary, consult a list...
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