A Researcher Was Interested in Comparing the Salaries of Female

Multiple Choice

A researcher was interested in comparing the salaries of female and male employees of a particular company.Independent random samples of female employees (sample 1) and male employees (sample 2) were taken to calculate the mean salary,in dollars per week,for each group.A 98% confidence interval for the difference,
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,between the mean weekly salary of all female employees and the mean weekly salary of all male employees was determined to be (-$180,$40) .

A) Based on these data,we are 98% confident that male employees at this company average between $180 less and $40 more per week than the female employees.
B) We are 98% confident that a randomly selected female employee at this company makes between $180 less and $40 more per week than a randomly selected male employee.
C) Based on these data,we know that 98% of female employees at this company make between $180 less and $40 more than the male employees.
D) We know that 98% of all random samples of employees at this company will show that the average female salary is between $180 less and $40 more per week than the average male salary.
E) With 98% confidence,we can say that female employees at this company average between $180 less and $40 more per week than the male employees.