Question
PLEASE EXPLAIN AND SHOW STEP BY STEP A random sample of 13 employees was taken and the number of sick days for each was recorded
PLEASE EXPLAIN AND SHOW STEP BY STEP
A random sample of 13 employees was taken and the number of sick days for each was recorded (during a one-year period).
Use EXCEL to calculate the sample mean and sample standard deviation.
Use these statistics to show a 90% confidence interval for the population mean number of sick days.
EXPLAIN STEPS. Assume the number of sick days are approximately normally distributed.
Explain the meaning of the confidence interval in the context of this problem. 2 ,4 ,3, 7, 10, 0, 6 ,8 ,5 ,11 ,3, 1 ,5 .
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College Algebra Enhanced With Graphing Utilities (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
8th Edition
0135812380, 9780135812389
