Foxbees magazine published data on the best small firms in 2012. These publicly traded firms have a stock price of at least $5 per share and have reported annual revenue between $5 million and $1 billion. The data below shows the ages of the corporate CEOS for a random sample of these firms. 50 73 51 61 42| 69 74 56 71 49 55 45 36 39 72 54 63 44 63 64 | 55 66 74 58 42 40 48 50 47 70 62 74 72 54 57 62 65 37 41 46 55 67 58 74 58 63 57 62 | 51 40 R vector Copy to clipboard a) What is the mean of the sample? (Round to 4 decimal places) b) What is the standard deviation of the sample mean or the standard error? (Round to 4 decimal places) c) What is the sample size? (Round to whole number)
Foxbees magazine published data on the best small firms in 2012. These publicly traded firms have a stock price of at least $5 per share and have reported annual revenue between $5 million and $1 billion. The data below shows the ages of the corporate CEOS for a random sample of these firms. 50 73 51 61 42| 69 74 56 71 49 55 45 36 39 72 54 63 44 63 64 | 55 66 74 58 42 40 48 50 47 70 62 74 72 54 57 62 65 37 41 46 55 67 58 74 58 63 57 62 | 51 40 R vector Copy to clipboard a) What is the mean of the sample? (Round to 4 decimal places) b) What is the standard deviation of the sample mean or the standard error? (Round to 4 decimal places) c) What is the sample size? (Round to whole number)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 42PFA
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Transcribed Image Text:Foxbees magazine published data on the best small firms in 2012. These publicly traded firms have a stock
price of at least $5 per share and have reported annual revenue between $5 million and $1 billion. The
data below shows the ages of the corporate CEOS for a random sample of these firms.
50 73
74
56
71
49
55
45
36 39
51
61
72
54
63
44
63
64
55
66
42
69
74
58
42
40
48
50
47
70
62
74
72
54
57
62
65
37
41
46
55
67
58
74
58
63
57
62
51
40
R vector
Copy to clipboard
a) What is the mean of the sample?
(Round to 4 decimal places)
b) What is the standard deviation of the sample mean or the standard error?
(Round to 4
decimal places)
c) What is the sample size?
(Round to whole number)
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