For a Given Level of α, When Does $t_{c r i t}=Z_{c r i t}$

question 41

Multiple Choice

For a given level of α, when does $t_{c r i t}=Z_{c r i t}$ ?

• A)When the degrees of freedom for the t-test equal the degrees of freedom for the z-test
• B)When the degrees of freedom for the t-test equal N for the z-test
• C)When the degrees of freedom for the t-test are greater than 120
• D)There is never a situation when \(t_{c r i t}=Z_{c r i t}\)

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Definitions:

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