the salaries of the employees at four companies are summarized below. answer the questions about them…

the salaries of the employees at four companies are summarized below. answer the questions about them. company a: the mean salary is $33,000 and the range of salaries is $52,000. company b: the mean salary is $28,000 and the range of salaries is $51,000. company c: the mean salary is $35,000 and the range of salaries is $48,000. company d: the mean salary is $26,000 and the range of salaries is $45,000. (a) based on the information above, which company has the highest salaries on average? company a company b company c company d (b) based on the information above, which companys salaries have the most variability? company a company b company c company d
Answer
Explanation:
Step1: Compare mean salaries
Compare $33000$ (Company A), $28000$ (Company B), $35000$ (Company C), $26000$ (Company D). Since $35000>33000 > 28000>26000$, Company C has the highest mean - salary.
Step2: Compare ranges of salaries
Compare $52000$ (Company A), $51000$ (Company B), $48000$ (Company C), $45000$ (Company D). Since $52000>51000 > 48000>45000$, Company A has the largest range of salaries, which means its salaries have the most variability.
Answer:
(a) Company C (b) Company A