Question

Assume that the test statistic has a standard normal distribution. Please complete the following table of critical values. (Round all critical values to 3 digits after the decimal place.)

α  Test type Critical Value

.1 Lower Tail _______

.05 Lower Tail _______

.01 Lower Tail ______

.1 Upper Tail ______

.05 Upper Tail _____

.01 Upper Tail _____

.1 Two Tail ______

.05 Two Tail _____

.01 Two Tail _____

Answer 1

The values are:

Alpha	Test Type	Critical Value
0.1	Lower Tail	-1.282
0.05	Lower Tail	-1.645
0.01	Lower Tail	-2.326
0.1	Upper Tail	1.282
0.05	Upper Tail	1.645
0.01	Upper Tail	2.326
0.1	Two Tail	1.645
0.05	Two Tail	1.960
0.01	Two Tail	2.576

The excel formulas are:

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