The book industry was slow to develop after the revolutionary war. books were still expensive, and literacy remained a luxury. but in a movement that began before the civil war, came to most states by 1900, swelling the number of readers. a. compulsory education b. reduced taxes on the purchase of books c. the railroads d. the automobile

Match the item to the definition: indirect correlation, correlational research, correlational research, covary, pearson correlation coefficient, pearson correlation coefficient, direct correlation a. used to describe the relationship between two or more naturally occurring variables b. determines whether scores on the two variables covary c. whether two variables vary or change together d. denoted by the symbol "r" e. provides information about the sign (direction) and magnitude(strength) of the linear relationship. f. when the correlation is positiveg. when the correlation is negative