1. A store wants to mail advertising letters to clients; what is the percentage of clients who buy items more expensive than 1.8 standard deviation than the average price of items? 2. Above store decided to send ad letters to above clients PLUS clients who buy items values less than 2.3 standard deviation. What percentage of clients will receive ad letters? Please use table B.1 and draw a curve shape

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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Related questions
Question
TABLE-B.1
2-score
0.00
0.00
0.01
0.40
0.02
0.50
0.03
1.20
0.04
1.60
0.05
1.99
0.06 2.39
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
0.20
0.21
3.22
3.23
0.24
0.25
0.26
3.27
3.28
0.35
3.36
3.37
3.38
3.39
0.40
3.41
Area
Between
the Mean
and the
Z-score
2.79
3.19
3.46
3.47
3.48
3.49
4.78
5.17
5.57
5.96
6.36
6.75
Areas Beneath the Normal Curve
Area
Between
the Mean
and the
z-score
7.14
7.53
7.93
8.32
8.71
9.10
z-score
0.50
0.52
3.59
3.98 0.61
4.38
0.53
0.54
9.99
10.26
0.55
0.56
0.57
0.58
20.88
21.23
21.57
0.59
21.90
22.24
0.60
0.68
0.69
0.70
0.71
0.72
0.73
0.74
Area
Between
the Mean
and the
2-score
19.15
19.50
19.85
22.57
0.62 22.91
0.63
23.24
0.64
0.65
0.66
0.67
15.17 0.90
15.54
15.91
3.42
16.28
3.43
16.64
0.44
17.00
0.45 17.36 0.96
17.72
0.97
18.08
0.98
18.44
0.99
18.79 1.00
20.19
20.54
0.91
0.92
0.93
24.54
24.86
25.17
25.49
Z-score
1.00
1.01
1.12
1.13
23.57
23.89 1.14
1.15
1.16
1.17
1.18
25.80
26.11
9.48 0.75
27.34
1.24
0.76
27.64
1.25
0.77 27.94
1.26
10.64
0.78 28.23 1.27 39.80
0.79
11.03
28.52
1.28
39.97
3.29
11.41
0.80
28.81
1.29
3.30 11.79 0.81
29.10
3.31
12.17
0.82
29.39
3.32
12.55
0.83
29.67
0.33
12.93
29.95
0.84
3.34
13.31
0.85
30.23
13.68
30.51
0.86
30.71
0.87
14.06
0.88
14.43
14.80 0.89
26.42
26.73
27.04
Z-score
1.50
34.13
34.38 1.51
1.02
1.52
34.61
1.03
34.85 1.53
1.04
35.08
1.54
1.05 35.31
1.55
1.06 35.54 1.56
35.77
1.07
1.57
1.08
35.99
1.09 36.21
1.10
36.43
1.11
1.19
1.20
1.21
1.22
1.23
1.30
1.31
1.32
1.33
31.33 1.38
31.59
1.39
31.86
1.40
32.12
1.41
32.38
1.42
0.94
32.64
32.89
0.95
33.15
33.40
33.65
33.89
34.13
36.65
36.86
37.08
1.36
31.06 1.37
1.43
1.44
39.25
39.44
39.62
1.34
40.99
1.35 41.15
41.31
41.47
37.29
37.49
37.70
37.90
38.10
38.30
38.49 1.70
38.69
1.71
38.88
39.07
40.15
40.32
40.49
40.66
40.82
41.62
41.77
41.92
42.07
42.22
42.36
1.61
1.62
1.63
1.64
1.65
1.66
1.67
43.94
2.05
44.06 2.06
44.18
1.58
44.29
44.41
1.59
1.60
1.68
1.69
1.72
1.73
1.74
1.75
1.76
1.78
1.79
1.80
1.81
1.82
Area
Between
the Mean
and the
2-score
1.87
1.88
43.32
43.45
42.51
42.65
1.45
1.46
42.79
42.92
1.47
1.48
43.06
43.19
1.49
44.52
44.63
44.74
44.84
44.95
45.05
47.72
2.00
2.01
47.78
43.57 2.02
43.70
2.03
43.82
2.04
45.15
45.25
45.35
45.45
45.54
45.64
45.73
45.82
45.91
45.99
46.08
1.83 46.64
1.84 46.71
z-score
1.85 46.78
1.86
46.86
46.93
46.99
1.89 47.06
1.90
47.13
1.91
1.92
2.07
2.08
46.16
1.77
46.25
46.33
46.41
46.49
2.15
2.16
2.17
2.18
2.21
2.22
2.23
2.24
2.25
2.26
2.27
2.28
2.29
2.30
2.31
46.56 2.32
Area
Between
the Mean
and the
z-score
47.83
47.88
2.09
2.10
2.11
2.12
2.13
48.34
2.14 48.38 2.64
2.65
2.19 48.57
2.20
48.61
48.64
2.36
2.37
2.38
2.39
48.17
48.21
Z-score
2.50
2.51
48.50
48.54
2.52
2.53
47.93
47.98
48.03
2.56
2.57
48.08
48.12 2.58
48.26 2.61
48.30
2.62
2.63
48.75
45.78
48.42
48.46 2.66
2.67
.
2.54
49.45
49.46
2.55
2.71
48.68 2.72
48.71
2.73
2.68
2.69
2.70
2.74
2.75
2.76
48.81
48.84
48.87
48.90
48.93
48.96 2.81
48.98
49.01
2.77
2.78
Area
Between
the Mean
and the
z-score
49.11
2.87
49.13 2.88
49.16
2.40
49.18
47.19
2.41
49.20
47.26
2.42
49.22
1.93
47.32 2.43
49.25
1.94
47.38
49.27
2.44
1.95
47.44
2.45
49.29
1.96 47.50
2.46
49.31
1.97
47.56 2.47
49.32
1.98 47.61
49.34
2.48
1.99 47.67 2.49
49.36
49.38
49.40
3.09
49.52
2.59
2.60
3.10
49.53
49.55
49.56 3.12
49.57
49.59
2.33
2.34 49.04
49.06
2.35
49.09
49.41
49.43
49.48
49.49
49.51
2.94
2.95
2.96
2.97
49.60
49.61
49.62
49.63
49.64
49.65
49.66
49.67
49.68
49.75
2.82 49.76
2.83
49.77
2.84
49.77
2.85
49.78
2.86
49.69
49.70
49.71
49.72
49.73
Z-score
3.00
3.01
3.02
3.03
3.04
3.05
3.06
3.07
3.08
49.79
49.79
49.80
2.89 49.81
2.90 49.81
2.91 49.82
2.92
2.93
49.74
2.79
49.74
2.80
3.13
3.14
3.15
3.16
3.17
3.18
3.19
3.20
3.21
3.22
3.23
3.11 49.91 3.61
49.91
3.62
49.91 3.63
49.92
Area
Between
the Mean
and the
z-score
3.24
3.25
3.26
2-score
49.87 3.50
49.87
3.51
3.52
3.53
3.54
49.89 3.55
49.89
3.56
3.57
3.58
3.59
3.60
49.87
49.88
49.88
3.34
3.35
49.89
49.90
49.90
49.90
49.92
49.92
3.66
49.92
3.67
49.93 3.68
49.93
3.69
49.93
49.93
49.94 3.72
49.94
3.73
49.94
49.94
3.64
3.65
49.94
3.74
49.94 3.75
49.94 3.76
3.77
3.78
3.79
3.80
3.81
3.27
3.28
3.29
3.30
3.31
3.32
3.33 49.95 3.83
3.84
3.85
3.36
3.86
49.96
3.37
3.87
3.38 49.96
3.88
3.89
49.96
3.39
3.40 49.97
3.41 49.97 3.91
3.90
49.94
49.95
3.70
3.71
49.95
49.96
49.96
49.95
49.95 3.82
49.82 3.42 49.97 3.92
49.83
3.93
49.84
3.94
49.84
3.95
49.85
3.96
49.85
2.98 49.86 3.48
2.99
49.86
49.98
49.98
3.49 49.98
Area
Betwer
the Me
and th
2-scor
3.43 49.97
49.97
3.44
3.45
49.98
49.98
3.46
3.47
3.97
3.98
3.99
49.90
49.9
49.98
49.9€
49.9E
49.98
49.98
49.90
49.92
49.98
49.98
49.98
49.98
49.98
49.98
49.98
49.98
49.98
49.98
49.90
49.99
49.99
49.99
49.99
49.95
49.9⁹
49.99
49.95
49.95
49.99
49.99
49.95
49.99
49.99
49.95
49.95
49.99
49.99
49.95
49.9⁹
49.95
49.99
49.95
49.95
49.95
49.99
49.95
49.95
49.91
49.99
Transcribed Image Text:TABLE-B.1 2-score 0.00 0.00 0.01 0.40 0.02 0.50 0.03 1.20 0.04 1.60 0.05 1.99 0.06 2.39 0.07 0.08 0.09 0.10 0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.20 0.21 3.22 3.23 0.24 0.25 0.26 3.27 3.28 0.35 3.36 3.37 3.38 3.39 0.40 3.41 Area Between the Mean and the Z-score 2.79 3.19 3.46 3.47 3.48 3.49 4.78 5.17 5.57 5.96 6.36 6.75 Areas Beneath the Normal Curve Area Between the Mean and the z-score 7.14 7.53 7.93 8.32 8.71 9.10 z-score 0.50 0.52 3.59 3.98 0.61 4.38 0.53 0.54 9.99 10.26 0.55 0.56 0.57 0.58 20.88 21.23 21.57 0.59 21.90 22.24 0.60 0.68 0.69 0.70 0.71 0.72 0.73 0.74 Area Between the Mean and the 2-score 19.15 19.50 19.85 22.57 0.62 22.91 0.63 23.24 0.64 0.65 0.66 0.67 15.17 0.90 15.54 15.91 3.42 16.28 3.43 16.64 0.44 17.00 0.45 17.36 0.96 17.72 0.97 18.08 0.98 18.44 0.99 18.79 1.00 20.19 20.54 0.91 0.92 0.93 24.54 24.86 25.17 25.49 Z-score 1.00 1.01 1.12 1.13 23.57 23.89 1.14 1.15 1.16 1.17 1.18 25.80 26.11 9.48 0.75 27.34 1.24 0.76 27.64 1.25 0.77 27.94 1.26 10.64 0.78 28.23 1.27 39.80 0.79 11.03 28.52 1.28 39.97 3.29 11.41 0.80 28.81 1.29 3.30 11.79 0.81 29.10 3.31 12.17 0.82 29.39 3.32 12.55 0.83 29.67 0.33 12.93 29.95 0.84 3.34 13.31 0.85 30.23 13.68 30.51 0.86 30.71 0.87 14.06 0.88 14.43 14.80 0.89 26.42 26.73 27.04 Z-score 1.50 34.13 34.38 1.51 1.02 1.52 34.61 1.03 34.85 1.53 1.04 35.08 1.54 1.05 35.31 1.55 1.06 35.54 1.56 35.77 1.07 1.57 1.08 35.99 1.09 36.21 1.10 36.43 1.11 1.19 1.20 1.21 1.22 1.23 1.30 1.31 1.32 1.33 31.33 1.38 31.59 1.39 31.86 1.40 32.12 1.41 32.38 1.42 0.94 32.64 32.89 0.95 33.15 33.40 33.65 33.89 34.13 36.65 36.86 37.08 1.36 31.06 1.37 1.43 1.44 39.25 39.44 39.62 1.34 40.99 1.35 41.15 41.31 41.47 37.29 37.49 37.70 37.90 38.10 38.30 38.49 1.70 38.69 1.71 38.88 39.07 40.15 40.32 40.49 40.66 40.82 41.62 41.77 41.92 42.07 42.22 42.36 1.61 1.62 1.63 1.64 1.65 1.66 1.67 43.94 2.05 44.06 2.06 44.18 1.58 44.29 44.41 1.59 1.60 1.68 1.69 1.72 1.73 1.74 1.75 1.76 1.78 1.79 1.80 1.81 1.82 Area Between the Mean and the 2-score 1.87 1.88 43.32 43.45 42.51 42.65 1.45 1.46 42.79 42.92 1.47 1.48 43.06 43.19 1.49 44.52 44.63 44.74 44.84 44.95 45.05 47.72 2.00 2.01 47.78 43.57 2.02 43.70 2.03 43.82 2.04 45.15 45.25 45.35 45.45 45.54 45.64 45.73 45.82 45.91 45.99 46.08 1.83 46.64 1.84 46.71 z-score 1.85 46.78 1.86 46.86 46.93 46.99 1.89 47.06 1.90 47.13 1.91 1.92 2.07 2.08 46.16 1.77 46.25 46.33 46.41 46.49 2.15 2.16 2.17 2.18 2.21 2.22 2.23 2.24 2.25 2.26 2.27 2.28 2.29 2.30 2.31 46.56 2.32 Area Between the Mean and the z-score 47.83 47.88 2.09 2.10 2.11 2.12 2.13 48.34 2.14 48.38 2.64 2.65 2.19 48.57 2.20 48.61 48.64 2.36 2.37 2.38 2.39 48.17 48.21 Z-score 2.50 2.51 48.50 48.54 2.52 2.53 47.93 47.98 48.03 2.56 2.57 48.08 48.12 2.58 48.26 2.61 48.30 2.62 2.63 48.75 45.78 48.42 48.46 2.66 2.67 . 2.54 49.45 49.46 2.55 2.71 48.68 2.72 48.71 2.73 2.68 2.69 2.70 2.74 2.75 2.76 48.81 48.84 48.87 48.90 48.93 48.96 2.81 48.98 49.01 2.77 2.78 Area Between the Mean and the z-score 49.11 2.87 49.13 2.88 49.16 2.40 49.18 47.19 2.41 49.20 47.26 2.42 49.22 1.93 47.32 2.43 49.25 1.94 47.38 49.27 2.44 1.95 47.44 2.45 49.29 1.96 47.50 2.46 49.31 1.97 47.56 2.47 49.32 1.98 47.61 49.34 2.48 1.99 47.67 2.49 49.36 49.38 49.40 3.09 49.52 2.59 2.60 3.10 49.53 49.55 49.56 3.12 49.57 49.59 2.33 2.34 49.04 49.06 2.35 49.09 49.41 49.43 49.48 49.49 49.51 2.94 2.95 2.96 2.97 49.60 49.61 49.62 49.63 49.64 49.65 49.66 49.67 49.68 49.75 2.82 49.76 2.83 49.77 2.84 49.77 2.85 49.78 2.86 49.69 49.70 49.71 49.72 49.73 Z-score 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 49.79 49.79 49.80 2.89 49.81 2.90 49.81 2.91 49.82 2.92 2.93 49.74 2.79 49.74 2.80 3.13 3.14 3.15 3.16 3.17 3.18 3.19 3.20 3.21 3.22 3.23 3.11 49.91 3.61 49.91 3.62 49.91 3.63 49.92 Area Between the Mean and the z-score 3.24 3.25 3.26 2-score 49.87 3.50 49.87 3.51 3.52 3.53 3.54 49.89 3.55 49.89 3.56 3.57 3.58 3.59 3.60 49.87 49.88 49.88 3.34 3.35 49.89 49.90 49.90 49.90 49.92 49.92 3.66 49.92 3.67 49.93 3.68 49.93 3.69 49.93 49.93 49.94 3.72 49.94 3.73 49.94 49.94 3.64 3.65 49.94 3.74 49.94 3.75 49.94 3.76 3.77 3.78 3.79 3.80 3.81 3.27 3.28 3.29 3.30 3.31 3.32 3.33 49.95 3.83 3.84 3.85 3.36 3.86 49.96 3.37 3.87 3.38 49.96 3.88 3.89 49.96 3.39 3.40 49.97 3.41 49.97 3.91 3.90 49.94 49.95 3.70 3.71 49.95 49.96 49.96 49.95 49.95 3.82 49.82 3.42 49.97 3.92 49.83 3.93 49.84 3.94 49.84 3.95 49.85 3.96 49.85 2.98 49.86 3.48 2.99 49.86 49.98 49.98 3.49 49.98 Area Betwer the Me and th 2-scor 3.43 49.97 49.97 3.44 3.45 49.98 49.98 3.46 3.47 3.97 3.98 3.99 49.90 49.9 49.98 49.9€ 49.9E 49.98 49.98 49.90 49.92 49.98 49.98 49.98 49.98 49.98 49.98 49.98 49.98 49.98 49.98 49.90 49.99 49.99 49.99 49.99 49.95 49.9⁹ 49.99 49.95 49.95 49.99 49.99 49.95 49.99 49.99 49.95 49.95 49.99 49.99 49.95 49.9⁹ 49.95 49.99 49.95 49.95 49.95 49.99 49.95 49.95 49.91 49.99
1. A store wants to mail advertising letters to clients; what is the percentage of clients who buy items more expensive
than 1.8 standard deviation than the average price of items?
2. Above store decided to send ad letters to above clients PLUS clients who buy items values less than 2.3 standard
deviation. What percentage of clients will receive ad letters?
Please use table B.1 and draw a curve shape
Transcribed Image Text:1. A store wants to mail advertising letters to clients; what is the percentage of clients who buy items more expensive than 1.8 standard deviation than the average price of items? 2. Above store decided to send ad letters to above clients PLUS clients who buy items values less than 2.3 standard deviation. What percentage of clients will receive ad letters? Please use table B.1 and draw a curve shape
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