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if desired to estimate the average total compensation of CEOs in the service ind

ID: 3217539 • Letter: I

Question

if desired to estimate the average total compensation of CEOs in the service industry. data were randomly collected from 18 CEOS and the 97% confidence interval was calculated to be )2, 181, 260, 5, 836, 180) what assumptions are necessary to this confidence interval to be valid? a) none. the central limit theorem applies. b) the sample is randomly selected from a population of total compensations that is a t distribution. c) the distribution of means is approximately normal d) the total compensation of CEOs in the service industry is approximately normally distributed if desired to estimate the average total compensation of CEOs in the service industry. data were randomly collected from 18 CEOS and the 97% confidence interval was calculated to be )2, 181, 260, 5, 836, 180) what assumptions are necessary to this confidence interval to be valid? a) none. the central limit theorem applies. b) the sample is randomly selected from a population of total compensations that is a t distribution. c) the distribution of means is approximately normal d) the total compensation of CEOs in the service industry is approximately normally distributed if desired to estimate the average total compensation of CEOs in the service industry. data were randomly collected from 18 CEOS and the 97% confidence interval was calculated to be )2, 181, 260, 5, 836, 180) what assumptions are necessary to this confidence interval to be valid? a) none. the central limit theorem applies. b) the sample is randomly selected from a population of total compensations that is a t distribution. c) the distribution of means is approximately normal d) the total compensation of CEOs in the service industry is approximately normally distributed

Explanation / Answer

Here sample size is 18 which is less than 30 so central limit theorem cannot be applied. That is we need to assume that populaiton is normally distributed.

Folloiwng option is correct:

d) the total compensation of CEOs in the service industry is approximately normally distributed