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1 pts A 90% confidence interval for the number of hours that full-time college s

ID: 2949678 • Letter: 1

Question




1 pts A 90% confidence interval for the number of hours that full-time college students sleep during a weekday has a lower bound of 7.8 hours and an upper bound of 8.8 hours. Which of the following represents a reasonable interpretation of the results? we are 90% confidence that the mean hours of sleep that full-time college students get during a weekday is between 78hours and a8 hours. 90% of full-time college student sleep between 7.8 hours and 8.8 hours. There is a 90% probability that the mean hours of Sleep that full-time college students get during a weekday is between 7.8 hours and 8.8 hours. we are 90% confidence that the mean number of hours of sleep that full-time college students get any day of the week is between 7.8 hours and 8.8 hours 0 1 pts Question 13

Explanation / Answer

The confidence interval gives me a range of values in which the population parameter is expected to live at a predetermined level of significance.

In this case, the 90% confidence interval is (7.8, 8.8). I am 90% confident that the estimated population mean number of hours that full-time college student sleep during a weekday is between (7.8, 8.8)

Hence option A is correct. we are 90% confident that the main hrs of sleep that full-time college student get during a weekday is between 7.8 and 8.8 hours.