FCAT scores and poverty. Refer to the Journal of Educational and Behavioral Statistics (Spring 2004) study of
Question:
FCAT scores and poverty. Refer to the Journal of Educational and Behavioral Statistics (Spring 2004) study of scores on the Florida Comprehensive Assessment Test
(FCAT), presented in Exercise 11.30 (p. 628).
a. Consider the simple linear regression relating math LO9
score (y) to percentage (x) of students below the poverty level. Find and interpret the value of s for this regression.
b. Consider the simple linear regression relating reading score (y) to percentage (x) of students below the poverty level. Find and interpret the value of s for this regression.
c. Which dependent variable, math score or reading score, can be more accurately predicted by percentage
(x) of students below the poverty level?
Explain.
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