(a) Construct a 98% confidence interval for the mean height of all college students. (b) What can we assert with 98% confidence about the possible size of our error if we estimate the mean height of all college students to be 174.6 centimeters? Click here to view page 1 of the standard normal distribution table. (a) The confidence interval is

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The heights of a random sample of 70 college students showed a mean of 174.6 centimeters and a standard deviation of 6 9 centimeters.
(a) Construct a 98% confidence interval for the mean height of all college students.
(b) What can we assert with 98% confidence about the possible size of our error if we estimate the mean height of all college students to be 174.6 centimeters?
Click here to view page 1 of the standard normal distribution table.
(a) The confidence interval is<u<
(Round to two decimal places as needed.)
Enter your answer in the edit fields and then click Check Answer.
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Transcribed Image Text:The heights of a random sample of 70 college students showed a mean of 174.6 centimeters and a standard deviation of 6 9 centimeters. (a) Construct a 98% confidence interval for the mean height of all college students. (b) What can we assert with 98% confidence about the possible size of our error if we estimate the mean height of all college students to be 174.6 centimeters? Click here to view page 1 of the standard normal distribution table. (a) The confidence interval is<u< (Round to two decimal places as needed.) Enter your answer in the edit fields and then click Check Answer. 1 part remaining Clear All Chack Answer US acer C
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