This data is from a sample. Calculate the mean, standard deviation, and variance. Suggestion: use technology. Round answers to two decimal places. x 30 31.2 15.4 31.1 35.9 11.7 29.3 37.4 49.4

MATLAB: An Introduction with Applications
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This data is from a sample. Calculate the mean, standard deviation, and variance. Suggestion: use technology. Round answers to two decimal places.

x
30
31.2
15.4
31.1
35.9
11.7
29.3
37.4
49.4



Mean = 

Standard Deviation = 

Variance = 

Ooops - now you discover that the data was actually from a population! So now you must give the population standard deviation.

Population Standard Deviation = 

 

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