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ptitude Test (x) Skill Course Grades (y) 86 88 83 85 92 89 79 89 87 92 92 90 91 90 97 93 84 86 82 82 94 94 from this data and attached pictures Decision Rule (if applicable) Reject or failed to reject Hypothesis Conclusion

ptitude Test (x) Skill Course Grades (y) 86 88 83 85 92 89 79 89 87 92 92 90 91 90 97 93 84 86 82 82 94 94 from this data and attached pictures Decision Rule (if applicable) Reject or failed to reject Hypothesis Conclusion

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.5: Percents
Problem 15WE
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Question

The following table shows the scores on a clerical aptitude test and grades in a clerical skills course for 11 business administration students. Determine the grade in the clerical skills course if a student scores 89 on an aptitude test.

 

Aptitude Test (x)

Skill Course Grades (y)

86

88

83

85

92

89

79

89

87

92

92

90

91

90

97

93

84

86

82

82

94

94

from this data and attached pictures

  1. Decision Rule (if applicable)
  2. Reject or failed to reject Hypothesis
  3. Conclusion

 

 

tHen, dle regestion egleation is, there fore, the Slope Cm) and y intercept (h) gre! 1u5.gog = O.4547 ニ SSxx 320.g09 1 m=0.4547 h= 9-X.m= 88.909 -87•909x0.4547=48.939/ hニ489391 1 Y= 48-9391+o-4547X Novo, the grade in the crerieal skill& coure (4') when Staden scores (x) =89 in aptitude test is, y'= 48.9 391+0.u547x89 4 = 89.4074 %23
Transcribed Image Text:tHen, dle regestion egleation is, there fore, the Slope Cm) and y intercept (h) gre! 1u5.gog = O.4547 ニ SSxx 320.g09 1 m=0.4547 h= 9-X.m= 88.909 -87•909x0.4547=48.939/ hニ489391 1 Y= 48-9391+o-4547X Novo, the grade in the crerieal skill& coure (4') when Staden scores (x) =89 in aptitude test is, y'= 48.9 391+0.u547x89 4 = 89.4074 %23
X.y 86 80 7568 7396 7744 83 85 7055 6889 92 89 8188 8464 7921 79 89 87 7031 6241 7921 92 8004 8280 8190 92 695€ 8464 go o464 91 go 8100 97 93 8281 8100 g021 7224 6724 84 86 guog 7056 8649 82 g4 7396 88.36 6724 3836 E=87080 E=967 E=g78 8836 E=86121 ミ-85329 therefor, 967.909 文= -SX = ニ 学キート ssx=X4() 85329-1369)2 - 320-go9 = 88-909 88.909 二 and 2 スー = 320.gog sSyy 一() 880-(978) %3D こ 126-909 sty: -ト(り h = 86121-967X gað - 145.90g ア メ
Transcribed Image Text:X.y 86 80 7568 7396 7744 83 85 7055 6889 92 89 8188 8464 7921 79 89 87 7031 6241 7921 92 8004 8280 8190 92 695€ 8464 go o464 91 go 8100 97 93 8281 8100 g021 7224 6724 84 86 guog 7056 8649 82 g4 7396 88.36 6724 3836 E=87080 E=967 E=g78 8836 E=86121 ミ-85329 therefor, 967.909 文= -SX = ニ 学キート ssx=X4() 85329-1369)2 - 320-go9 = 88-909 88.909 二 and 2 スー = 320.gog sSyy 一() 880-(978) %3D こ 126-909 sty: -ト(り h = 86121-967X gað - 145.90g ア メ
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