# Behavioral Sciences STAT

Mathematics

## Quiz 8 :

Hypothesis Testing Using the One-Sample T-Test

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

Free

Multiple Choice

Answer:

Answer:

B

Which of the following requirements is common to both the z-test and the one-sample t-test?

Multiple Choice

Answer:

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

Answer:

Unless we use the correct from the t-distribution for the appropriate N,

Multiple Choice

Answer:

What happens to the absolute value of $t_{\mathrm{crit}}$ as df increases? It

Multiple Choice

Answer:

Which of the following would make it more likely your t-test will be significant?

Multiple Choice

Answer:

After determining your one-tailed t-test is significant, what should you do?

Multiple Choice

Answer:

The precise location on the dependent measure where we expect our population mean to fall refers to

Multiple Choice

Answer:

Interval estimation suggests a ________ where we expect the ________ to fall.

Multiple Choice

Answer:

Suppose a poll has been conducted on Americans' favorable attitudes towards a certain issue.If it is reported that Americans are 56%+4% in favor of the issue, which of the following is not a possible value represented within the margin of error?

Multiple Choice

Answer:

Suppose we have a 95% confidence interval of 12.23 and 16.75.What does this mean?

Multiple Choice

Answer: