Suppose you have selected a random sample of n = 5 measurements from a normal distribution. Compare
Question:
Suppose you have selected a random sample of n = 5 measurements from a normal distribution. Compare the standard normal z-values with the corresponding t-values if you were forming the following confidence intervals.
a. 80% confidence interval
b. 90% confidence interval
c. 95% confidence interval
d. 98% confidence interval
e. 99% confidence interval
f. Use the table values you obtained in parts a–e to sketch the z- and t-distributions. What are the similarities and differences? Applet Exercise
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Related Book For
Statistics For Business And Economics
ISBN: 9781292413396
14th Global Edition
Authors: James McClave, P. Benson, Terry Sincich
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