A researcher wants to know if the distribution of income in

A researcher wants to know if the distribution of income in his

sample corresponds to the real distribution in his population (60% <

the standard, 40% >= above the standard). Which of the following tests

could he use for this?

a. An independent samples t-test.

b. ANOVA

c. A paired-samples t-test.

d. A Chi-square test.

Chi square goodness of fit test will be used to compare probability distribution in sample to population distribution