24 59 80 31 58 75 55 75 85 37 79 78 80 96 42 66 93 82 56 75 54 11 65 76 79 24 84 99 80 68 39 70 84 57 67 76 89 61 75 42 61 79 a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as leaf units.) b) Calculate relative frequencies. c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and discuss the skewness of the distribution. d) Compute the sample mean, sample median, and sample standard deviation.
24 59 80 31 58 75 55 75 85 37 79 78 80 96 42 66 93 82 56 75 54 11 65 76 79 24 84 99 80 68 39 70 84 57 67 76 89 61 75 42 61 79 a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as leaf units.) b) Calculate relative frequencies. c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and discuss the skewness of the distribution. d) Compute the sample mean, sample median, and sample standard deviation.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![3. [40 marks] The following scores represent the final examination grade for an elementary
statistics course:
24
59
80
31
58
75
55
75
85
37
79
78
80
96
42
66
93
82
56
75
54
11
65
76
79
24
84
99
80
68
39
70
84
57
67
76
89
61
75
42
61
79
a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as
leaf units.)
b) Calculate relative frequencies.
c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and
discuss the skewness of the distribution.
d) Compute the sample mean, sample median, and sample standard deviation.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffb268af4-463e-43e6-95c5-be0e8bda3a6e%2Fd04ccbd7-3a55-4e5f-8148-b427e0b8ff19%2F67ivbl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. [40 marks] The following scores represent the final examination grade for an elementary
statistics course:
24
59
80
31
58
75
55
75
85
37
79
78
80
96
42
66
93
82
56
75
54
11
65
76
79
24
84
99
80
68
39
70
84
57
67
76
89
61
75
42
61
79
a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as
leaf units.)
b) Calculate relative frequencies.
c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and
discuss the skewness of the distribution.
d) Compute the sample mean, sample median, and sample standard deviation.
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