Multiple Choice
A popular restaurant takes a random sample n = 25 customers and records how long each occupied a table.The found a sample mean of 1.2 hours and a sample standard deviation of 0.3 hours.Find the 95 percent confidence interval for the mean.
A) 1.2 ± .118
B) 1.2 ± .124
C) 1.2 ± .588
D) 1.2 ± .609
Correct Answer:
Verified
Correct Answer:
Verified
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