A researcher has a population of five people (N = 5) who participated in a recall test. The participants recalled 4, 6, 9, 5, and 6, respectively. From this example, what is the mean of the sample distribution?

Select one:

a.

5.4

b.

7.8

c.

4.5

d.

6.3

2.

When reporting the results of estimation in, we state the following ______.

Select one:

a.

test statistic, mean, standard error

b.

type of t test, test statistic, and point estimate

c.

level of confidence, point estimate, and interval estimate

d.

results of estimation are not typically reported

3.

A college junior records the differences in the average driving time (in minutes) to deliver a pizza from Papa John's (n = 15) and Pizza Hut (n = 17). The mean delivery time from Papa Johns' is 28 5.6 (M SD) min; the mean delivery time from Pizza Hut is 32 7.2 (M SD) min. If the null hypothesis is that there is no difference in delivery time, then what is the decision for this test?

Select one:

a.

retain the null hypothesis

b.

reject the null hypothesis

c.

reject the alternative hypothesis

d.

There is not enough information to answer this question.

4.

Using the following values: = 50, M = 64, n = 121, = 5.8,= .05, while conducting a one sample t test, what will be the decision for the null hypothesis?

Select one:

a.

retain the null hypothesis

b.

reject the null hypothesis

c.

reject the alternative hypothesis

d.

There is not enough information to answer this question.

5.

When the alternative hypothesis is (), psychologists use ______ test for hypothesis testing.

Select one:

a.

nondirectional

b.

two-tailed

c.

both A and B

d.

none of these

6.

When reporting the results of a t-test, we must include the value of the test statistic, degrees of freedom, p-value, and effect size.

Select one:

True

False

7.

When calculating the estimated standard error for a one-independent sample t test, what formula do we use?

Select one:

a.

b.

c.

d.

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Question 19 (1 point) If the Bank of Canada buys a bond from an investment dealer, what is the effect on the money supply? There is NO effect from this action. The money supply will grow by smaller amounts than if the Bank of Canada bought from a bank. The money supply will be the same as if the Bank of Canada had bought the bond from a bank. The money supply will shrink. Question 19 (1 point) If the Bank of Canada buys a bond from an investment dealer, what is the effect on the money supply? There is NO effect from this action. The money supply will grow by smaller amounts than if the Bank of Canada bought from a bank. The money supply will be the same as if the Bank of Canada had bought the bond from a bank. The money supply will shrink.

Answer rating: 100% (QA)

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