Annual sales, in millions of dollars, for 21 pharmaceutical companies follow. 8408 1374 1872 8879 2459...

Annual sales, in millions of dollars, for 21 pharmaceutical companies follow.

8408	1374	1872	8879	2459
11413	608	14138	6452	1850
2818	1356	10498	7478	4019
4341	739	2127	3653	5794
8305

A) Compute the mean of the annual sales.

B) Compute the standard deviation of the annual sales.

C) Compute the corresponding z-score of annual sales of $14138 million dollars. According to z-score method is it considered an outlier?

D) Provide a five-number summary.

E) What is the location of the 80^th percentile, denoted by L₈₀? What is the 80^th percentile?

~Please show work~

Expert Solution

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orchestra answered 2 years ago

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