Among the variables high school percentile, ACT English score, ACT math score, and ACT composite score, identify the one that appears to be the best predictor of cumulative GPA. Explain your reasoning. HSP GPA ENGLISH MATH COMP 75 2.39 24 28 26 63 3.37 21 23 24 77 2.63 16 25 21 66 2.77 16 19 19 86 3.79 29 28 32 96 3.34 23 26 23 64 2.81 13 14 17 78 3.09 18 23 22 63 1.91 22 18 20 51 2.61 19 22 20 65 3.17 17 23 18 94 3.79 26 26 26 54 3.14 23 24 24 76 2.21 23 24 23 71 3.12 21 18 21 74 3.42 33 27 29 80 3.25 24 20 22 55 2.34 25 25 24 61 2.76 21 21 23 66 1.95 22 26 23 89 2.59 22 22 24 90 3.58 27 28 26 86 2.67 24 28 26 43 2.1 17 25 22 82 3.1 19 18 19 47 2.78 23 25 23 92 3.76 21 28 23 57 3.33 27 21 23 90 3.28 32 26 28 55 2.33 24 18 21 56 2.45 23 21 22 67 3.56 24 20 23 96 3.13 29 30 26 63 4 32 25 31 83 3.17 23 25 24 61 3.03 19 25 21 79 2.82 19 25 21 60 2.89 16 20 19 79 3.66 25 32 29 62 2.43 17 18 19 91 3.07 26 21 25 77 3.48 20 28 23 95 3.31 22 27 25 80 3.63 26 27 26 48 2.41 16 25 21 84 2.93 24 22 24 97 3.75 20 26 27 35 2.19 18 17 19 69 2.95 25 21 22 70 2.37 18 19 21 85 3.51 26 23 24 94 3.29 22 25 25 65 3.84 19 19 21 87 3.14 17 27 21 19 2.79 17 21 20 72 3.12 21 19 23 81 2.29 17 23 21 90 1.5 22 26 23 90 3.6 23 21 25 94 3.82 26 24 26 54 3.37 18 16 21 59 2.03 24 22 23 87 2.66 28 21 26 54 2.14 20 25 22 91 3.08 28 24 25 70 3.07 21 23 21 61 3.09 26 27 26 56 2.53 15 18 18 73 2.9 19 18 18 90 3.67 32 30 30 87 3.08 28 24 27 47 2.02 21 24 20 80 3.18 32 30 31 69 3 24 21 23 76 2.84 23 20 24 82 2.44 20 22 23 56 1.75 22 23 21 75 3.33 21 24 26 70 2.16 28 20 26 58 3.09 28 19 24 75 2.95 24 21 25 72 2.43 22 31 27 91 3.38 26 23 24 95 3.81 24 26 24 88 3.09 22 20 22 47 2.37 19 19 18 73 3.67 27 26 25 90 3.24 26 21 26 62 3.42 25 21 23 64 2.75 24 27 27 68 2.84 30 26 26 86 3.22 29 26 29 79 2.25 21 26 23 95 3.01 22 25 22 65 2.8 22 24 21 75 3.31 25 23 23 60 3.44 23 24 25 47 2.32 26 25 24 91 3.74 26 30 28 46 2.93 23 25 26 82 2.9 24 27 24 87 3.15 28 26 26 80 2.38 26 26 25 74 2.46 19 21 20 75 2.1 20 20 22 98 3.88 25 25 26 92 3.38 32 30 30 67 3.06 22 22 22 79 3.35 25 24 23 66 2.85 16 22 21 77 2.77 27 23 27 89 3.28 24 20 22 62 2.66 18 21 19 53 2.22 17 20 19 54 2.7 30 24 27 74 2.46 21 19 22 96 3.11 21 21 23 57 2.43 28 23 26 60 2.69 21 20 20 49 3.51 24 18 23 68 2.59 24 24 24 94 3.14 25 31 27 78 2.24 19 21 21 76 2.88 22 24 22 54 2.64 12 15 18 63 2.94 24 28 24 72 2.76 17 22 20 94 3.9 35 29 32 57 2.79 16 24 21 72 3.15 17 21 20 62 3.13 25 26 26 75 3.32 30 27 31 83 2.72 23 26 25 69 2.41 22 22 24 49 2.41 21 28 27 92 3.94 25 19 24 91 3.26 24 28 27 79 1.71 20 22 21 87 2.6 27 28 25 83 2.56 20 23 22 68 2.23 22 18 21 92 3.6 27 29 28 46 2.63 18 17 18 60 2.73 30 25 28 83 2.91 27 23 26 67 2.65 19 20 21 82 3.28 21 17 22 90 3.16 25 26 23 93 3.88 27 25 26 85 3.16 23 24 23 63 2.31 22 26 25 78 2.89 18 27 21 56 3.15 27 24 25 57 2.97 25 21 21 38 2.91 20 24 22 81 3.07 24 30 28 95 3.69 29 32 28 28 2.62 23 23 24 95 3.98 28 34 31 87 3.25 22 25 24 97 3.96 26 26 28 68 2.57 19 26 24 71 3.5 24 27 26 88 3.16 29 26 26 63 2.4 21 17 19 84 3.33 23 30 28 75 2.55 23 16 20 59 2.85 23 26 27 75 2.86 20 17 20 78 3.35 27 23 25 76 2.21 23 18 21 94 3.2 25 29 26 65 2.67 25 23 25 77 3.43 25 21 20 40 2.2 26 17 22 67 3.3 25 27 26 95 3.02 29 27 28 85 2.37 26 28 26 71 3.75 24 23 22 96 3.72 25 29 27 56 2.21 22 15 21 88 3.47 20 25 23 88 3.5 24 23 26 85 3.2 23 31 26 71 2.96 22 19 21 99 3.4 22 27 22 65 2.95 27 20 27 77 2.71 26 19 24 83 2.43 21 29 26 64 2.42 21 19 19 97 3.5 22 26 27 54 2.55 20 24 22 81 2.44 25 26 25 80 2.47 31 32 31 94 3.25 26 24 25 37 2.64 16 18 17 85 3.54 26 19 24 95 3.66 26 29 27 84 2.85 23 21 23 75 3.05 22 20 21

Question
Among the variables high school percentile, ACT English score, ACT math score, and ACT composite score, identify the one that appears to be the best predictor of cumulative GPA. Explain your reasoning.
HSP GPA ENGLISH MATH COMP
75 2.39 24 28 26
63 3.37 21 23 24
77 2.63 16 25 21
66 2.77 16 19 19
86 3.79 29 28 32
96 3.34 23 26 23
64 2.81 13 14 17
78 3.09 18 23 22
63 1.91 22 18 20
51 2.61 19 22 20
65 3.17 17 23 18
94 3.79 26 26 26
54 3.14 23 24 24
76 2.21 23 24 23
71 3.12 21 18 21
74 3.42 33 27 29
80 3.25 24 20 22
55 2.34 25 25 24
61 2.76 21 21 23
66 1.95 22 26 23
89 2.59 22 22 24
90 3.58 27 28 26
86 2.67 24 28 26
43 2.1 17 25 22
82 3.1 19 18 19
47 2.78 23 25 23
92 3.76 21 28 23
57 3.33 27 21 23
90 3.28 32 26 28
55 2.33 24 18 21
56 2.45 23 21 22
67 3.56 24 20 23
96 3.13 29 30 26
63 4 32 25 31
83 3.17 23 25 24
61 3.03 19 25 21
79 2.82 19 25 21
60 2.89 16 20 19
79 3.66 25 32 29
62 2.43 17 18 19
91 3.07 26 21 25
77 3.48 20 28 23
95 3.31 22 27 25
80 3.63 26 27 26
48 2.41 16 25 21
84 2.93 24 22 24
97 3.75 20 26 27
35 2.19 18 17 19
69 2.95 25 21 22
70 2.37 18 19 21
85 3.51 26 23 24
94 3.29 22 25 25
65 3.84 19 19 21
87 3.14 17 27 21
19 2.79 17 21 20
72 3.12 21 19 23
81 2.29 17 23 21
90 1.5 22 26 23
90 3.6 23 21 25
94 3.82 26 24 26
54 3.37 18 16 21
59 2.03 24 22 23
87 2.66 28 21 26
54 2.14 20 25 22
91 3.08 28 24 25
70 3.07 21 23 21
61 3.09 26 27 26
56 2.53 15 18 18
73 2.9 19 18 18
90 3.67 32 30 30
87 3.08 28 24 27
47 2.02 21 24 20
80 3.18 32 30 31
69 3 24 21 23
76 2.84 23 20 24
82 2.44 20 22 23
56 1.75 22 23 21
75 3.33 21 24 26
70 2.16 28 20 26
58 3.09 28 19 24
75 2.95 24 21 25
72 2.43 22 31 27
91 3.38 26 23 24
95 3.81 24 26 24
88 3.09 22 20 22
47 2.37 19 19 18
73 3.67 27 26 25
90 3.24 26 21 26
62 3.42 25 21 23
64 2.75 24 27 27
68 2.84 30 26 26
86 3.22 29 26 29
79 2.25 21 26 23
95 3.01 22 25 22
65 2.8 22 24 21
75 3.31 25 23 23
60 3.44 23 24 25
47 2.32 26 25 24
91 3.74 26 30 28
46 2.93 23 25 26
82 2.9 24 27 24
87 3.15 28 26 26
80 2.38 26 26 25
74 2.46 19 21 20
75 2.1 20 20 22
98 3.88 25 25 26
92 3.38 32 30 30
67 3.06 22 22 22
79 3.35 25 24 23
66 2.85 16 22 21
77 2.77 27 23 27
89 3.28 24 20 22
62 2.66 18 21 19
53 2.22 17 20 19
54 2.7 30 24 27
74 2.46 21 19 22
96 3.11 21 21 23
57 2.43 28 23 26
60 2.69 21 20 20
49 3.51 24 18 23
68 2.59 24 24 24
94 3.14 25 31 27
78 2.24 19 21 21
76 2.88 22 24 22
54 2.64 12 15 18
63 2.94 24 28 24
72 2.76 17 22 20
94 3.9 35 29 32
57 2.79 16 24 21
72 3.15 17 21 20
62 3.13 25 26 26
75 3.32 30 27 31
83 2.72 23 26 25
69 2.41 22 22 24
49 2.41 21 28 27
92 3.94 25 19 24
91 3.26 24 28 27
79 1.71 20 22 21
87 2.6 27 28 25
83 2.56 20 23 22
68 2.23 22 18 21
92 3.6 27 29 28
46 2.63 18 17 18
60 2.73 30 25 28
83 2.91 27 23 26
67 2.65 19 20 21
82 3.28 21 17 22
90 3.16 25 26 23
93 3.88 27 25 26
85 3.16 23 24 23
63 2.31 22 26 25
78 2.89 18 27 21
56 3.15 27 24 25
57 2.97 25 21 21
38 2.91 20 24 22
81 3.07 24 30 28
95 3.69 29 32 28
28 2.62 23 23 24
95 3.98 28 34 31
87 3.25 22 25 24
97 3.96 26 26 28
68 2.57 19 26 24
71 3.5 24 27 26
88 3.16 29 26 26
63 2.4 21 17 19
84 3.33 23 30 28
75 2.55 23 16 20
59 2.85 23 26 27
75 2.86 20 17 20
78 3.35 27 23 25
76 2.21 23 18 21
94 3.2 25 29 26
65 2.67 25 23 25
77 3.43 25 21 20
40 2.2 26 17 22
67 3.3 25 27 26
95 3.02 29 27 28
85 2.37 26 28 26
71 3.75 24 23 22
96 3.72 25 29 27
56 2.21 22 15 21
88 3.47 20 25 23
88 3.5 24 23 26
85 3.2 23 31 26
71 2.96 22 19 21
99 3.4 22 27 22
65 2.95 27 20 27
77 2.71 26 19 24
83 2.43 21 29 26
64 2.42 21 19 19
97 3.5 22 26 27
54 2.55 20 24 22
81 2.44 25 26 25
80 2.47 31 32 31
94 3.25 26 24 25
37 2.64 16 18 17
85 3.54 26 19 24
95 3.66 26 29 27
84 2.85 23 21 23
75 3.05 22 20 21
 

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