Author Question: A researcher wishes to estimate the textbook costs of first-year students at Barry University. To do ... (Read 155 times)

K@ · **on:** Jun 24, 2018

A researcher wishes to estimate the textbook costs of first-year students at Barry University. To do so, he recorded the textbook cost of 300 first-year students and found that their average textbook cost was 195 per semester. The variable of interest to the researcher is
a. textbook cost. c. number of students.
b. class rank. d. name of university.

Question 2

For a multiple regression model, SST = 200 and SSE = 50 . The multiple coefficient of determination is ______.
a. .25
b. 4.00
c. 250
d. .75