Question

Listed below are the top 10 annual salaries​ (in millions of​ dollars) of TV personalities. Find the​ range, variance, and standard deviation for the sample data. Given that these are the top 10​ salaries, do we know anything about the variation of salaries of TV personalities in​ general?
39 38 37 30 21 18 17 15 14.6 13.2
The range of the sample data is ​$___ million. ​(Type an integer or a​ decimal.)

The variance of the sample data is ____
nothing. ​(Round to two decimal places as​ needed.)

The standard deviation of the sample data is ​$____
nothing million.
​(Round to two decimal places as​ needed.)
Is the standard deviation of the sample a good estimate of the variation of salaries of TV personalities in​ general?
A. ​No, because there is an outlier in the sample data.
B. ​Yes, because the standard deviation is an unbiased estimator.
C. ​Yes, because the sample is random.
D. No, because the sample is not representative of the whole population.

Answer 1

Answer:

Step-by-step explanation:

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