1. The following data were measured in n=15 college seniors in a cross-sectional study of alcohol consumption. Each participant was asked their sex, year in school, the age at which they first consumed alcohol and the number of alcoholic drinks they consume on a typical drinking night. The data are shown below.
| ID Number |
Sex |
Year in School |
Age at First Drink |
Number of Drinks/Night |
| 1 |
M |
Freshman |
14 |
5 |
| 2 |
M |
Senior |
11 |
8 |
| 3 |
F |
Junior |
17 |
3 |
| 4 |
M |
Junior |
13 |
9 |
| 6 |
F |
Sophomore |
15 |
4 |
| 7 |
F |
Freshman |
15 |
0 |
| 9 |
M |
Senior |
15 |
7 |
| 10 |
F |
Junior |
21 |
5 |
| 11 |
M |
Junior |
18 |
3 |
| 12 |
M |
Senior |
14 |
6 |
| 13 |
F |
Junior |
19 |
3 |
| 14 |
F |
Sophomore |
18 |
2 |
| 15 |
M |
Junior |
20 |
4 |
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| *Students who never had a drink were excluded. |
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| 1. Generate frequency distribution tables for sex and year in school using the Data – |
Pivot Table and Pivot Chart Report option on the menu bar.
2. Generate a frequency bar chart for sex using the Pivot Table and Pivot Chart Report from problem #1.
3. Generate a frequency histogram for year in school using the Pivot Table and Pivot Chart Report from problem #1.
| 4. Create a frequency distribution table for drinking status, defined by the following numbers of drinks per night: |
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| Abstinent 0 |
| Light 1-3 |
| Moderate 4-5 |
Heavy 6 or more drinks per night
5. Generate a frequency histogram for drinking status using the Chart Wizard.
| 6. Generate a scatter diagram to display the association between age at first drink and number of drinks per night. (Note that the sample size for analysis is n=13.) |
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