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QUESTION 1 The SalesSalary data are on the Data Sets tab of Bb use as a guide only

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QUESTION 1

  1. The SalesSalary data are on the Data Sets tab of Bb.  The data show the salaries for sales professionals in the San Fransisco area along with information on whether the person is employed in inside sales or outside sales positions.  There is also information on the years of experience of the sales professional coded as low (1-10 years), medium (11-20 years), and high (21 or more years).  Download  the data.  If you have downloaded the data select true.

     True

     False

1 points   

 

QUESTION 2

  1. How many observations are in the data set?

1 points   

 

QUESTION 3

  1. What is the average salary in the SalesSalary data set?  Answer to the nearest dollar but do not include a dollar sign in your answer.

1 points   

 

QUESTION 4

  1. What is the maximum salary in the SalesSalary data set?  Answer to the nearest dollar but do not include a dollar sign in your answer.

1 points   

 

QUESTION 5

  1. What is the average salary in the SalesSalary data set for people with low experience?  Answer to the nearest dollar but do not include a dollar sign in your answer.

1 points   

 

QUESTION 6

  1. Conduct ANOVA to test the hypothesis that the average salaries are the same for all levels of experience using the SalesSalary data set.  What is MSE?  Answer to the nearest whole number.

2 points   

 

QUESTION 7

  1. Conduct ANOVA to test the hypothesis that the average salaries are the same for all levels of experience using the SalesSalary data set.  What is the value of the test statistic?  Answer to two decimal places.

3 points   

 

QUESTION 8

  1. Conduct ANOVA to test the hypothesis that the average salaries are the same for all levels of experience using the SalesSalary data set.  What is the critical value when alpha=.05?  Answer to two decimal places.

2 points   

 

QUESTION 9

  1. Using the SalesSalary data test the null hypothesis that the average salaries are the same for all levels of experience.  Conduct this test at the .05 level of significance.

    Fail to reject the null hypothesis because the test statistic is greater than the critical value.

    Fail to reject the null hypothesis because the test statistic is less than the critical value.

    Reject the null hypothesis because the test statistic is greater than the critical value.

    Reject the null hypothesis because the test statistic is less than the critical value.

2 points   

 

QUESTION 10

  1. Using the SalesSalary data you reject the null hypothesis that the average salaries are equal for all experience levels at the .001 level of significance.

     True

     False

2 points   

 

QUESTION 11

  1. Consider the ANOVA table here.  What is MSTR?  Answer to two decimal places.

     

2 points   

 

QUESTION 12

  1. Consider the ANOVA table here.  What is the total sum of squares?  Answer to two decimal places.

     

2 points   

 

QUESTION 13

  1. Consider the ANOVA table here.  What is the p-value?  Answer to three decimal places.

     

2 points   

 

QUESTION 14

  1. Consider the ANOVA table here.  How many observations were there in this data set? 

     

2 points   

 

QUESTION 15

  1. Suppose there are 3 numerator degrees of freedom and 15 denominator degrees of freedom.  What is the critical F value for a .05 level of significance test?  Answer to two decimal places.

2 points   

 

QUESTION 16

  1. Suppose there are 4 treatments and each one has 6 observations.  You are using the data to conduct ANOVA.  What is the critical F value for a .05 level of significance test?  Answer to two decimal places.

2 points   

 

QUESTION 17

  1. For the ANOVA output below certain fields are missing.  What is the total sum of squares (round to the nearest whole number)?

     

1 points   

 

QUESTION 18

  1. For the ANOVA output below certain fields are missing. How many degrees of freedom are there for the denominator in the F statistic?

     

1 points   

 

QUESTION 19

  1. For the ANOVA output below certain fields are missing.  What is MSTR (answer to one decimal point)?

     

1 points   

 

QUESTION 20

  1. For the ANOVA output below certain fields are missing.  What is MSE (answer to one decimal point)?

     

1 points   

 

QUESTION 21

  1. Consider the ANOVA table in the previous question where SSTR is 284.4.  Because 1.6476<3.806 you fail to reject the hypothesis the that population means of the groups are equal.

     True

     False

1 points 

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[Solved] QUESTION 1 The SalesSalary data are on the Data Sets tab of Bb use as a guide only

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  • Submitted On 21 Nov, 2015 06:51:28
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