1) A local inn asked customers to rate their stays on a scale of 1-10. The follo
ID: 3355548 • Letter: 1
Question
1) A local inn asked customers to rate their stays on a scale of 1-10. The following list shows the ratings given by the last 10 customers.
a) Calculate the range.
(Round to two decimal places as needed.)
b) Calculate the variance.
(Round to two decimal places as needed.)
c) Calculate the standard deviation.
2) The following list shows the starting salaries, in thousands of dollars, for 11 recent college graduates with business degrees.
a) Calculate the range.
(Round to two decimal places as needed.)
b) Calculate the variance.
(Round to two decimal places as needed.)
c) Calculate the standard deviation.
4 8 10 7 4 1 1 3 3 4Explanation / Answer
1. The statistical software output for this problem is:
Summary statistics:
Hence,
Range = 9
Variance = 8.72
Standard deviation = 2.95
2. The statistical software output for this problem is:
Summary statistics:
Hence,
Range = 34
Variance = 92.05
Standard deviation = 9.59
Column Range Variance Std. dev. Data 9 8.7222222 2.9533409Related Questions
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