General Direction: Perform each of the following steps. a. Find the Spearman rank correlation coefficient. b. State the hypotheses. c. Find the critical value. d. Make the decision. e. Summarize the results. 1. Mathematics Achievement Test Scores. The National Assessment of Educational Progress (U.S. Department of Education) tests mathematics, reading, and science achievement in grades 4 and 8. A random sample of states is selected, and their mathematics achievement scores are noted for fourth- and eighth graders. At a = 0.05 can a linear relationship be concluded between the data?1 Grade 4 89 84 90 89 88 77 Grade 8 81 75 66 76 80 59 80 74
General Direction: Perform each of the following steps. a. Find the Spearman rank correlation coefficient. b. State the hypotheses. c. Find the critical value. d. Make the decision. e. Summarize the results. 1. Mathematics Achievement Test Scores. The National Assessment of Educational Progress (U.S. Department of Education) tests mathematics, reading, and science achievement in grades 4 and 8. A random sample of states is selected, and their mathematics achievement scores are noted for fourth- and eighth graders. At a = 0.05 can a linear relationship be concluded between the data?1 Grade 4 89 84 90 89 88 77 Grade 8 81 75 66 76 80 59 80 74
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:General Direction: Perform each of the following steps.
a. Find the Spearman rank correlation coefficient.
b. State the hypotheses.
c. Find the critical value.
d. Make the decision.
e. Summarize the results.
1. Mathematics Achievement Test Scores. The National Assessment of Educational Progress
(U.S. Department of Education) tests mathematics, reading, and science achievement in grades 4
and 8. A random sample of states is selected, and their mathematics achievement scores are noted
for fourth- and eighth graders. At a = 0.05 can a linear relationship be concluded between the
data?1
Grade 4
89
84
90
89
88
77
80
Grade 8
81
75
66
76
80
59
74
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