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Submitted by cor.ja on Sun, 2013-09-15 19:46
due on Thu, 2013-09-19 19:42
answered 2 time(s)
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Statistics for Managers Assignment

Complete the problems below and submit your work in an Excel document.  Be sure to show all of your work and clearly label all calculations. All statistical calculations will use the Employee Salary Data Set.

 

Problems

  1. Is either that male or female salary equal to the overall mean salary? (Two hypotheses, one-sample tests needed.)
  2. Are male and female average salaries statistically equal to each other?
  3. Are the male and female compa average measures equal to each other?
  4. If the salary and compa mean tests in questions 2 and 3 provide different equality results, which would be more appropriate to use in answering the question about salary equity?  Why?
  5. What other information would you like to know to answer the question about salary equity between the genders?  Why?
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Answer
Submitted by Jan V on Mon, 2013-09-16 09:20
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Week 2 - testing

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xxxxxxxx x

xxxxxxxxxxxxxxxx
xx either xxx xxxx xx xxxxxx xxxxxx equal to xxx xxxxxxx xxxx xxxxxxx
xxxxxxxxxxx xxxxxxxxxx
xxxxxx xxxx xxx (1)52xx
Sample xxxxxxxx xxxxxxxxx xxx xxxxxxxx 18.29
Population mean xxx xxx xxxx
xxxxxx of xxxxx in sample xxxxx 25
Standard xxxxx of the mean xxx x (2)/sq.root(4) 3.56 3.66
t statistic x xxxx x (3)}/(5) xxxxx-1.913
xx per the critical values for xxx xxx tailed test,
t(0.05,24) 2.0642.064
xxxxxxxxxx
Since the xxxxxxxxxx xxxxx of x xx lesser than the xxxxx value, the salaries of xxxxx and xxxxxxx xxx not xxxxxxxxxxxxx xxxxxxxxx from the xxxxx xxxxxxx xxxx salary
xxx xxxxxxx from xxxx 1's xxxxxxxx xxxxxxx

xxxxxxxx x

xxxxxxxxxx
Are the male and female salaries xxxxxxxxxxxxx xxxxx xx each other?
Male Sal xxxxxx Salxxxxxxx Two-Sample xxxxxxxx Equal xxxxxxxxx
58 xx
xx xxParticulars Variable x xxxxxxxx x
66 23 Mean52.00 xxxxx
4722 xxxxxxxx 316.00 xxxxxx
xx23xxxxxxxxxxxx xxxxx xxxxx
7742Pooled xxxxxxxx 325.33
xx xx Hypothesized xxxx

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Is either xxx male or female xxxxxx equal xx the xxxxxxx mean xxxxxxx

xx xxxxxx xxxx xxxxxxxxx we xxxxxxxxx the xxxxxxx for female xx population and male xx xxxxxxxxxxx xxxxxxx xx as xxxxxxxx

xxxxx

t x the calculated value xx t

x x the sample xxxx

μM = the xxxxxxxxxx mean

xxx = xxx xxxxxxxxx standard error xx xxx xxxxx xxxxx xx xxxxx on xxx sample standard xxxxxxxxxx s

The xxxxxxxxx xxx xxx two xxxxxxxxxxx

Null hypothesis xx x xxx x μx

xxxxxxxxx hypothesis HA x xx1 ≠ μ2

xx1 x xxxx of xxxxxx

μx x xxxx of xxxxxxxxxx

xxxxxxxxxxxx

Particulars

xxxx

xxxxxx

xxxxxx xxxx xxx xxx

xx

38

Sample xxxxxxxx deviation xxx xxx

xxxxx

18.29

xxxxxxxxxx mean (*) xxx

45

45

Number xx items in xxxxxx (4)

25

xx

Standard error xx the xxxx xxx = xxxxxxxxxxxxxx

xxxx

3.66

 

 

 

t statistic = {(1) - (3)}/(5)

1.969

xxxxxx

 

 

 

As xxx the critical xxxxxx for xxx two xxxxxx xxxxx

 

 

t(0.05,24)

xxxxx

2.064

(*) derived from Week 1's xxxxxxxx xxxxxxx

Conclusion:

xxxxx the

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Answer
Submitted by xoon on Tue, 2014-02-04 05:28
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UPDATED 100% correct answer A+++++++++++++++++++TUTORIAL GUARANTEED PERFECT PLAGIARISM FREE WORK PERFECT CALCULATIONS

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xxxxxx

xxxxxxx
ID xxx xxxxx Midxxx EESSRG xxxxx DegGen1 xxMean xxxxxx salary xxxx xxxx salaryxxxx SalayMale xxxxx female

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