Use Spearman rho to test the hypothesis at 5% level of significance in which there is no significant correlation between mental ability and English proficiency. What is the value of ΣD2? What is the absolute calculated ρ(rho) value? Using the tabulated value ρtab = 0.648, what is the decision? accept or reject Ho?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.1: Equations
Problem 78E
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Use Spearman rho to test the hypothesis at 5% level of significance in which there is no significant correlation between mental ability and English proficiency.

  • What is the value of ΣD2?
  • What is the absolute calculated ρ(rho) value?
  • Using the tabulated value ρtab = 0.648, what is the decision? accept or reject Ho?
Student
Mental Ability (X) English Proficiency (Y)
1
49
186
2
46
205
48
185
4
47
197
43
183
6
44
171
7
54
179
8
45
192
48
184
10
53
190
Transcribed Image Text:Student Mental Ability (X) English Proficiency (Y) 1 49 186 2 46 205 48 185 4 47 197 43 183 6 44 171 7 54 179 8 45 192 48 184 10 53 190
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