Mathematics, 28.02.2020 20:23 leannhb3162
The average salary for a certain profession is $87,500. assume that the standard deviation of such salaries is $26,000. Consider a random sample of 63 people in this profession and let xbar represent the mean salary for the sample. a. What is ?b. What is ?c. Describe the shape of the sampling distributio of clip_image134.gif?d. Find the z-score for the value clip_image134.gif =80,000.e. Find P(clip_image134.gif > 80,000).
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The average salary for a certain profession is $87,500. assume that the standard deviation of such s...
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