Help Save & Exit Submis A sample of 54 oil industry executives was selected to t

Question

Help Save & Exit Submis A sample of 54 oil industry executives was selected to test a questionnaire One question about or no answer I issues required a yes 10 b. Which of the following are possible events. (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be autometically graded as incorrect.) Print 2 13 people respond "Yes.

Explanation / Answer

1) Following are the true options,

25 people respond "Yes"

13 people respond "Yes"

31 people respond "NO"

59 people respond "NO"

c) This is an example of classical probability

e) The outcomes are not equally and also not mutually exclusive.

> Earned = c(4.3,6.1,7.7,11.0,12.4,13.6,14.5,15.5,17.3,17.4,18,22.3,36,43.2,79.6)
> mean(Earned)
[1] 21.26
> median(Earned)
[1] 15.5
> sd(Earned)
[1] 19.21

b) skewness(Earned)
[1] 2.071
c) kurtosis(Earned)
[1] 6.774

Both variable are nominal

b) This is an example of "The contigency table"

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