The text reports the results of a test for the significance of the difference in average income for random samples of males and females. Males earned an average of about $17,000 more per year and the Z score computed in step 4 was 6.53
Given these results, which of the following is a reasonable conclusion?
a. The difference is statistically significant, large, and important.
b. The difference is not statistically significant and was probably caused by random chance.
c. There is no gender gap in income in the United States.
d. This difference is statistically significant but quite small.
ANSWER: a
You might also like to view...
Which of these is correlated with poorer health?
A. lower social class B. born before 1970 C. from any social class but engage in bad health habits D. male
Like romantic love, the development and expression of platonic love or friendship is heavily influenced by _______ factors
(a) cultural (b) social (c) ethnocentric (d) racial
New immigrants tend to locate where other poor people leave for obvious reasons like cheap housing; as a result, disadvantaged groups often must compete for relative advantage and conflict often results
a. true b. false
One of the ways the authors of the Texas Constitution of 1875 sought to control big business was through
a) the inclusion of a statewide property tax. b) the establishment of statewide wage and price controls. c) the establishment of right to work laws. d) the prohibition of branch banking. e) the creation of a state agency to regulate trade among Texas cities.