Hypothesis Testing Using the One-Sample T-Test

# Behavioral Sciences STAT

Mathematics

## Quiz 8 :Hypothesis Testing Using the One-Sample T-Test

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When is a t-test used instead of a z-test?
Free
Multiple Choice

D

What is $S \bar{X}$ ?
Free
Multiple Choice

C

Which of the following is one of the requirements of a one-sample t-test?
Free
Multiple Choice

B

What does the $t_{o b t}$ value indicate?
Multiple Choice
Which of the following requirements is common to both the z-test and the one-sample t-test?
Multiple Choice
Colin has computed the variance for his 10 raw scores and obtained = 16.37.He then computed $S_{X}^{2}$ $S \bar{X}$ as follows: $s \bar{x}=\sqrt{\frac{4.046}{10}}=0.636$ What is wrong?
Multiple Choice
Which of the following is not one of the steps in a one-sample t-test?
Multiple Choice
How is the t-distribution defined?
Multiple Choice
For a given level of α, when does $t_{c r i t}=Z_{c r i t}$ ?
Multiple Choice
For a two-tailed test with α = 0.05, the $t_{\mathrm{crit}}$ value is
Multiple Choice
Unless we use the correct from the t-distribution for the appropriate N,
Multiple Choice
What happens to the absolute value of $t_{\mathrm{crit}}$ as df increases? It
Multiple Choice
Which of the following would make it more likely your t-test will be significant?
Multiple Choice
After determining your one-tailed t-test is significant, what should you do?
Multiple Choice
The precise location on the dependent measure where we expect our population mean to fall refers to
Multiple Choice
Interval estimation suggests a ________ where we expect the ________ to fall.
Multiple Choice