The salaries of the employees at four companies are summarized below. Answer the questions about them.Company A: The range of salaries is $56 000 and the mean salary is $34 000.Company B: The range of salaries is $57 000 and the mean salary is $38 000.Company C: The range of salaries is $64 000 and the mean salary is $33 000.Company D: The range of salaries is $62 000 and the mean salary is $37 000.(a) Based on the information above, which company's salaries have the least variability?O Company AO Company BO Company CO Company D(b) Based on the information above, which company has the lowest salaries on average?O Company AO Company BO Company CO Company D

Answered: Image /qna-images/answer/c6790b66-51b2-4ce7-8ab5-598dbd4b6032.jpg

Answered: (a) Based on the information above,…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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23)
The accompanying table gives the number of men 65 years or older in the United States and the percentage of men age 65 or older living below the poverty level. Men 65 years or older, m Percentage below poverty level, p (millions) 8.3 Year m(x) 1970 1980 1985 1990 1997 2000 10.3 = 11.0 12.6 14.0 14.4 million is the number of ---Select--- 20.2 11.1 (a) Using time as the input, fill in the blanks to complete a linear model for the data set for the number men 65 years or older in the United States. (Let x be the years since 1970. Round all numerical values to three decimal places.) 1(x) = m(x) • p(x)/ 100 million men. 8.7 7.8 million men per year million men per year 7.0 7.5 Using time as the input, fill in the blanks to complete a quadratic model for the data set for the percentage of men age 65 or older below poverty level. (Let x be the years since 1970. Round all numerical values to three decimal places.) p(x) % is the percentage of ---Select--- where x is ---Select--- I The total…
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Pls solve both questions with details explanation and no plagiarism , for good rating
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(a) Based on the information above, which company's salaries have the least variability? O Company A Company B Company C Company D (b) Based on the information above, which company has the lowest salaries on average? O Company A O Company B O Company C O Company D