Annual salary plus bonus data for chief executive officers are presented in the businessweek annual pay survey. a preliminary sample showed that the standard deviation is $675 with data provided in thousands of dollars. how many chief executive officers should be in a sample if we want to estimate the population mean annual salary plus bonus with a margin of error of $100,000? (note: the desired margin of error would be e=100 if the data are in thousands of dollars.) use 95% confidence.

175

Step-by-step explanation:

The sample size n in Simple Random Sampling is given by

where z = 1.96 is the z-score associated with a 95% confidence level ans s the standard deviation.

Replacing values

So, there should be 175 chief executive officers in a sample if we want to estimate the population mean annual salary plus bonus with a margin of error of $100,000

answer: 140

step-by-step explanation:

so just add all then it will be your answer but i am not pretty sur eif it is but hope this i am here to people

1.true 2.false? ? i think. .

step-by-step explanation: