# For each of the following examples, state whether the chi-square goodness-of-fit

test or the chi-square test for independence is appropriate, and state the degrees of freedom (df) for the test.

Part (a)

An instructor tests whether class attendance (low, average, high) and grade point average (low, high) are independent.

State whether the chi-square goodness-of-fit test or the chi-square test for independence is appropriate.

chi-square goodness-of-fit

chi-square test for independence

State the degrees of freedom for the test.

df = ___

Part (b)

A student tests whether the professor's speaking style (monotone, dynamic) and student interest (low, average, high) are independent.

State whether the chi-square goodness-of-fit test or the chi-square test for independence is appropriate.

chi-square goodness-of-fit

chi-square test for independence

State the degrees of freedom for the test.

df = _____

Part (c)

A health psychologist records the number of below average, average, and overweight individuals in a sample of college students.

State whether the chi-square goodness-of-fit test or the chi-square test for independence is appropriate.

chi-square goodness-of-fit

chi-square test for independence

State the degrees of freedom for the test.

df = ______

Part (d)

A personality psychologist compares the number of single mothers with TypeA or Type B personality traits.

State whether the chi-square goodness-of-fit test or the chi-square test for independence is appropriate.

chi-square goodness-of-fit

chi-square test for independence

State the degrees of freedom for the test.

df = _______

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