Assume that the data has a normal distribution and the number of observations is greater than 50.
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Question:
Assume that the data has a normal distribution and the number of observations is greater than 50. Find the critical z value used to test a null hypothesis.
a = 0.05 for a left-tailed test.
Select one:
a. ±1.645
b. ±1.96
c. -1.645
d. -1.96
Related Book For
John E Freunds Mathematical Statistics with Applications
ISBN: 978-0134995373
8th edition
Authors: Irwin Miller, Marylees Miller
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