It has been found that 35% of college students own a car. If 40 students are...
It has been found that 35% of college students own a car. If 40 students are selected at random, what is the variance of the number them who own their car?
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It has been found that 35% of college students own a car. If 40
students are...
D Question 4 1 pts It has been found that 72% of college students own a...
D Question 4 1 pts It has been found that 72% of college students own a car. If 40 students are selected at random, what is the variance for the number of them who own their car? 3.347 O 11.2 2.840 28.8 8.064 5.367
When 308 college students are randomly selected and surveyed , it is found that 129 own...
When 308 college students are randomly selected and surveyed , it is found that 129 own a car . Find a 95% confidence interval for the true proportion of all college students who own a car.
When 308 college students are randomly selected and surveyed , it is found that 129 own...
When 308 college students are randomly selected and surveyed , it is found that 129 own a car . Find a 95% confidence interval for the true proportion of all college students who own a car.
when 294 college students are randomly selected and surveyed, it is found that 130 own a...
when 294 college students are randomly selected and surveyed, it is found that 130 own a car. Find a 90% confidence interval for the proportion of all college students who own a car. Show all work!!
1) When 327 college students are randomly selected and surveyed, it is found that 121 own...
1) When 327 college students are randomly selected and surveyed, it is found that 121 own a car. Construct and interpret a 99% confidence interval for the percentage of all college students who own a car. Be sure to check the conditions.
4* When 308 college students are randomly selected and surveyed, it is found that 129 own...
4* When 308 college students are randomly selected and surveyed, it is found that 129 own a car. Find a 95% confidence interval for the true proportion of all college students who own a car. O 0.363 <p <0.473 O 0.310 < p < 0.434 30.364 < p < 0.474 0.362 < p < 0.474
Question 4 4) When 328 college students are randomly selected and surveyed, it is found that...
Question 4 4) When 328 college students are randomly selected and surveyed, it is found that 122 own a car. Find a 99% confidence interval for the true proportion of all college students who own a car. O 0.303 <p<0.441 O 0.320 < p < 0.424 O 0.328 <p<0.416 O 0.310 < p <0.434 Question 5 Assume that the population has a normal distribution. 51 A sociologict doulonc a tort to moncuro dar tovarde public
1. To determine the average number of hours spent studying by college students per week, a...
1. To determine the average number of hours spent studying by college students per week, a sample of 39 students was randomly selected, and found to spend an average of 17.1 hours per week, with a standard deviation of 4.3 hours. Find the 90% confidence interval for the mean number of hours spent studying per week by all college students. What is the upper and lower bound? 2. If I asked a random student how many hours they study per...
Recently, 405 college students were surveyed, 185 said they own their car. Calculate a 90% confidence...
Recently, 405 college students were surveyed, 185 said they own their car. Calculate a 90% confidence interval for the proportion of college students who say they own their cars. OA. (0.4568, 0.4975) O B. (0.4161, 0.4568) O C. (0.4568, 0.9000) O D. (04161, 0.4975)
QUESTION 1 College students Suppose a recent study of 1,000 college students in the U.S. found...
QUESTION 1 College students Suppose a recent study of 1,000 college students in the U.S. found that 8% of them do not use Facebook. Which of the following describes the population for this example? 1. All college students in the U.S. 2. The 1,000 college students who participated in the study, 3. All college students in the U.S. who do not use Facebook 4. The 8% of college students who do not use Facebook. QUESTION 2 Suppose you want to...
D Question 4 1 pts It has been found that 72% of college students own a car. If 40 students are selected at random, what is the variance for the number of them who own their car? 3.347 O 11.2 2.840 28.8 8.064 5.367
1) When 327 college students are randomly selected and surveyed, it is found that 121 own a car. Construct and interpret a 99% confidence interval for the percentage of all college students who own a car. Be sure to check the conditions.
4* When 308 college students are randomly selected and surveyed, it is found that 129 own a car. Find a 95% confidence interval for the true proportion of all college students who own a car. O 0.363 <p <0.473 O 0.310 < p < 0.434 30.364 < p < 0.474 0.362 < p < 0.474
Question 4 4) When 328 college students are randomly selected and surveyed, it is found that 122 own a car. Find a 99% confidence interval for the true proportion of all college students who own a car. O 0.303 <p<0.441 O 0.320 < p < 0.424 O 0.328 <p<0.416 O 0.310 < p <0.434 Question 5 Assume that the population has a normal distribution. 51 A sociologict doulonc a tort to moncuro dar tovarde public
Recently, 405 college students were surveyed, 185 said they own their car. Calculate a 90% confidence interval for the proportion of college students who say they own their cars. OA. (0.4568, 0.4975) O B. (0.4161, 0.4568) O C. (0.4568, 0.9000) O D. (04161, 0.4975)
QUESTION 1 College students Suppose a recent study of 1,000 college students in the U.S. found that 8% of them do not use Facebook. Which of the following describes the population for this example? 1. All college students in the U.S. 2. The 1,000 college students who participated in the study, 3. All college students in the U.S. who do not use Facebook 4. The 8% of college students who do not use Facebook. QUESTION 2 Suppose you want to...
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