Here is a sample data set that appears to be nearly normal. Put this set into a histogram with the labels frequency and length cm. 65.2 69.6 84.4 93.6 88.7 71.9 63.1 85.3 68 67 83.3 74.5 70.1 58.6 72.8 77.4 82.3 73.4 73.6 77.7 80.9 85.7 60 82.6 80.9 82 71.5 76.8 76.2 80.9 76.7 80.4 78.1 65.2 67.7 66.3 60 59.6 82.6 88.2 85.7 75 71.7 68.5 84.4 77.4 66.4 80.9 66.7 70.3 89 65.2 79.4 82.3 81.7 68.3 76.6 76.8 76.8 61 73.4 73.2 56.4 78.7 82.6 82.1 61 79 70.3 75 What is the mean of this data set? Use EXCEL. (Report answer with 1 more decimal place than the data.) x= What is the standard deviation of this data set? Use EXCEL. (Report answer with 2 more decimal places than the data.) s= What is the z-score of the value 74.5 in this data set? (Report answer accurate to 3 decimal places with appropriate rounding. ALSO REMEMBER that it is best to use the unrounded meanmean and 'standard deviation` for this calculation, not the values reported above.) z-score =
Here is a sample data set that appears to be nearly normal. Put this set into a histogram with the labels frequency and length cm. 65.2 69.6 84.4 93.6 88.7 71.9 63.1 85.3 68 67 83.3 74.5 70.1 58.6 72.8 77.4 82.3 73.4 73.6 77.7 80.9 85.7 60 82.6 80.9 82 71.5 76.8 76.2 80.9 76.7 80.4 78.1 65.2 67.7 66.3 60 59.6 82.6 88.2 85.7 75 71.7 68.5 84.4 77.4 66.4 80.9 66.7 70.3 89 65.2 79.4 82.3 81.7 68.3 76.6 76.8 76.8 61 73.4 73.2 56.4 78.7 82.6 82.1 61 79 70.3 75 What is the mean of this data set? Use EXCEL. (Report answer with 1 more decimal place than the data.) x= What is the standard deviation of this data set? Use EXCEL. (Report answer with 2 more decimal places than the data.) s= What is the z-score of the value 74.5 in this data set? (Report answer accurate to 3 decimal places with appropriate rounding. ALSO REMEMBER that it is best to use the unrounded meanmean and 'standard deviation` for this calculation, not the values reported above.) z-score =
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Here is a sample data set that appears to be nearly normal. Put this set into a histogram with the labels frequency and length cm.
65.2 | 69.6 | 84.4 | 93.6 | 88.7 | 71.9 | 63.1 |
85.3 | 68 | 67 | 83.3 | 74.5 | 70.1 | 58.6 |
72.8 | 77.4 | 82.3 | 73.4 | 73.6 | 77.7 | 80.9 |
85.7 | 60 | 82.6 | 80.9 | 82 | 71.5 | 76.8 |
76.2 | 80.9 | 76.7 | 80.4 | 78.1 | 65.2 | 67.7 |
66.3 | 60 | 59.6 | 82.6 | 88.2 | 85.7 | 75 |
71.7 | 68.5 | 84.4 | 77.4 | 66.4 | 80.9 | 66.7 |
70.3 | 89 | 65.2 | 79.4 | 82.3 | 81.7 | 68.3 |
76.6 | 76.8 | 76.8 | 61 | 73.4 | 73.2 | 56.4 |
78.7 | 82.6 | 82.1 | 61 | 79 | 70.3 | 75 |
What is the mean of this data set? Use EXCEL. (Report answer with 1 more decimal place than the data.)
x=
What is the standard deviation of this data set? Use EXCEL. (Report answer with 2 more decimal places than the data.)
s=
What is the z-score of the value 74.5 in this data set? (Report answer accurate to 3 decimal places with appropriate rounding. ALSO REMEMBER that it is best to use the unrounded meanmean and 'standard deviation` for this calculation, not the values reported above.)
z-score =
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