Question
An SRS of the hourly rate charged by auto mechanic shops is given below. Use the...
An SRS of the hourly rate charged by auto mechanic shops is given below. Use the Sign Test to test the claim that the median hourly rate charged by mechanic shops is greater than $59/hr. $/hr: 55, 69, 65, 72, 49, 59, 65, 75, 89, 75, 79, 58, 77, 60, 52, 74, 64, 55, 59
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Use ? to approximate σ. Use a 5% level of significance. Data: 69 62 75 66...
Use ? to approximate σ. Use a 5% level of significance.
Data:
69
62
75
66
68
57
61
84
61
77
62
71
68
69
79
76
87
78
73
89
81
73
64
65
73
69
57
79
78
80
79
81
73
74
84
83
82
85
86
77
72
79
59
64
65
82
64
70
83
89
69
73
84
76
79
81
80
74
77
66
68
77
79
78
77
29 74 51 42 55 75 74 74 79 74 43 79 55 74 25 4...
29
74
51
42
55
75
74
74
79
74
43
79
55
74
25
4
69
78
74
52
76
74
4
64
76
79
69
77
79
24
75
78
74
69
65
80
72
79
62
79
8
66
79
43
76
72
45
73
5
79
74
74
75
38
60
2
74
78
79
73
63
45
74
64
63
75
62
43
67
72
62
62
54
3
45
79
62
64
75
72...
TestScore 53 53 56 56 56 58 58 58 59 59 59 60 60 62 63...
TestScore
53
53
56
56
56
58
58
58
59
59
59
60
60
62
63
63
63
64
65
65
66
67
67
67
67
68
69
69
69
69
71
71
72
72
72
72
73
73
73
73
73
74
75
75
75
76
76
76
76
77
77
77
77
77
78
78
78
79
79
79
79
80
80
80
80
80
80
81
81
81
82
82
83
83
83
83
84
84
84...
Mid Score Final Score 80 78 87 85 72 81 69 54 86 70 83 73...
Mid Score
Final Score
80
78
87
85
72
81
69
54
86
70
83
73
78
89
75
84
74
86
75
79
84
75
73
63
74
72
73
69
80
86
75
78
72
75
77
68
76
77
66
78
74
77
71
73
85
79
74
74
76
79
76
73
84
72
77
81
78
86
86
76
81
83
78
83
85
86
73
71
83
83
83
79
72
68
83
90...
A mathematics achievement test consisting of 100 questions was given to 50 sixth grade students at...
A mathematics achievement test consisting of 100 questions was
given to 50 sixth grade students at maple Elementary School. The
following data show the number of questions answered correct by
each student.
75 48 46 65 71 49 61 51 57 49 84 85 79 85 83 55 69 88 89 55 61
72 64 67 61 77 51 61 68 54 63 94 54 53 71 84 79 75 65 50 45 65 77
71 63 67 57 63...
Refer to the accompanying data set and construct a 95% confidence interval estimate of the mean...
Refer to the accompanying data set and construct a 95%
confidence interval estimate of the mean pulse rate of adult
females; then do the same for adult males. Compare the results.
Males Females
81
82
72
94
52
57
59
66
51
54
62
80
52
77
74
85
51
89
62
57
73
35
61
64
62
87
80
74
80
79
63
62
63
67
97
76
43
60
85
65
72
86
66
85
73
69
72 ...
Test score of 40 students are listed below. Find the percentile for the test score of...
Test score of 40 students are listed below. Find the percentile for
the test score of 66.
30 35 43 44 47 48 54 55 56 57
59 62 63 65 66 68 69 69 71 72
72 73 74 76 77 77 78 79 80 81
81 82 83 85 89 92 93 94 97 98
Create the appropriate frequency distribution graph by hand. Below are the speeds of cars clocked by...
Create the appropriate frequency distribution graph by
hand.
Below are the speeds of cars clocked by radar on a 35-mph zone of a
road on a particular afternoon.
99, 96, 94, 91, 90, 90, 89, 87, 85, 84, 82,
80, 79, 78, 77, 76, 34, 75, 75, 74, 74, 72,
70, 69, 68, 68, 68, 66, 66, 65, 63, 63, 60,
59, 58, 58, 54, 50, 48, 46, 42, 38, 33, 12
Student Grades Student Test Grade 1 76 62 2 84 90 3 79 68 4 88...
Student Grades
Student
Test
Grade
1
76
62
2
84
90
3
79
68
4
88
84
5
76
58
6
66
79
7
75
73
8
94
93
9
66
65
10
92
86
11
80
53
12
87
83
13
86
49
14
63
72
15
92
87
16
75
89
17
69
81
18
92
94
19
79
78
20
60
71
21
68
84
22
71
74
23
61
74
24
68
54
25
76
97...
QUESTION 1 For the following set of 20 scores, provide the mean, the median, the first...
QUESTION 1
For the following set of 20 scores, provide the mean, the
median, the first and third quartiles and the standard
deviation.
76, 52, 56, 77, 34, 41, 89, 65, 74, 38, 14, 64, 54, 54, 75, 49,
61, 79, 27, 50
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