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1. Identify which graphical display might be appropriate in each case. Bar chart

ID: 3369786 • Letter: 1

Question

1. Identify which graphical display might be appropriate in each case. Bar chart, Pie Chart, Side-by-side bar chart, segmented bar chart, histogram, dotplot, side-by-side boxplots, scatterplot

Scenarios:

1.Investigate the number of months in your community during the last year                                          

2.Investigate the relationship between GPA and SAT scores for stem related majors

3.Compare the annual incomes among engineering, science, and business majors

4.Compare the percentages of commuters among freshmen, sophomores, juniors, and seniors

5.Investigate the favorite method of travel(plane, auto, train) .among Seniors

The statistical procedures to choose from are:

Chi-squares for association

Z-test for one sample mean

Linear regression and correlation

Student-test for mean differences

Z test for single proportion

ANOVA

Z  test for difference between means

Chi-squares goodness of fit

Scenario Graphic Statisical Procedure

1.Investigate the number of months in your community during the last year                                          

2.Investigate the relationship between GPA and SAT scores for stem related majors

3.Compare the annual incomes among engineering, science, and business majors

4.Compare the percentages of commuters among freshmen, sophomores, juniors, and seniors

5.Investigate the favorite method of travel(plane, auto, train) .among Seniors

Explanation / Answer

1.Investigate the number of months in your community during the last year                                          

2.Investigate the relationship between GPA and SAT scores for stem related majors

3.Compare the annual incomes among engineering, science, and business majors

4.Compare the percentages of commuters among freshmen, sophomores, juniors, and seniors

5.Investigate the favorite method of travel(plane, auto, train) .among Seniors

Scenario Graphic Statisical Procedure

1.Investigate the number of months in your community during the last year                                          

Bar chart Z-test for one sample mean

2.Investigate the relationship between GPA and SAT scores for stem related majors

scatterplot Linear regression and correlation

3.Compare the annual incomes among engineering, science, and business majors

side-by-side boxplots ANOVA

4.Compare the percentages of commuters among freshmen, sophomores, juniors, and seniors

Pie chart ANOVA

5.Investigate the favorite method of travel(plane, auto, train) .among Seniors

Side-by-side bar chart, ANOVA