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[Solved] With the following information, a company pretends to study the effectivity of the workers in cell phone sales. creciventas Utility n_sales creativity



Question: With the following information, a company pretends to study the effectivity of the workers in cell phone sales.

creciventas Utility n_sales creativity reason_mec reason_abst test_matem
93 96 97.8 9 12 9 20
88.8 91.8 96.8 7 10 10 15
95 100.3 99 8 12 9 26
101.3 103.8 106.8 13 14 12 29
102 107.8 103 10 15 12 32
95.8 97.5 99.3 10 14 11 21
95.5 99.5 99 9 12 9 25
110.8 122 115.3 18 20 15 51
102.8 108.3 103.8 10 17 13 31
106.8 120.5 102 14 18 11 39
103.3 109.8 104 12 17 12 32
99.5 111.8 100.3 10 18 8 31
103.5 112.5 107 16 17 11 34
99.5 105.5 102.3 8 10 11 34
100 107 102.8 13 10 8 34
81.5 93.5 95 7 9 5 16
101.3 105.3 102.8 11 12 11 32
103.3 110.8 103.5 11 14 11 35
95.3 104.3 103 5 14 13 30
99.5 105.3 106.3 17 17 11 27
88.5 95.3 95.8 10 12 7 15
99.3 115 104.3 5 11 11 42
87.5 92.5 95.8 9 9 7 16
105.3 114 105.3 12 15 12 37
107 121 109 16 19 12 39
93.3 102 97.8 10 15 7 23
106.8 118 107.3 14 16 12 39
106.8 120 104.8 10 16 11 49
92.3 90.8 99.8 8 10 13 17
106.3 121 104.5 9 17 11 44
106 119.5 110.5 18 15 10 43
88.3 92.8 96.8 13 11 8 10
96 103.3 100.5 7 15 11 27
94.3 94.5 99 10 12 11 19
106.5 121.5 110.5 18 17 10 42
106.5 115.5 107 8 13 14 47
92 99.5 103.5 18 16 8 18
102 99.8 103.3 13 12 14 28
108.3 122.3 108.5 15 19 12 41
106.8 119 106.8 14 20 12 37
102.5 109.3 103.8 9 17 13 32
92.5 102.5 99.3 13 15 6 23
102.8 113.8 106.8 17 20 10 32
83.3 87.3 96.3 1 5 9 15
94.8 101.8 99.8 7 16 11 24
103.5 112 110.8 18 13 12 37
89.5 96 97.3 7 15 11 14
84.3 89.8 94.3 8 8 8 9
104.3 109.5 106.5 14 12 12 36
106 118.5 105 12 16 11 39

• Obtain the correlation matrix. Are there high correlations between the variables?

• Extract two factors using the maximum likelihood method and interpret them.

• Extract three factors using the maximum likelihood method and interpret them.

• Which model is better to use to represent the data set, the two-factor or the three-factor? Explain why.

Price: $2.99
Solution: The downloadable solution consists of 4 pages
Deliverable: Word Document


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