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Practice Problems
ACCT 1230

1- After the graduation ceremonies at a university, six graduates were asked whether they were in favor of (identified by 1) or against (identified by 0) abortion. Some information about these graduates is shown below.

| |Graduate |Sex |Age |Abortion Issue |Class Rank |
| |Nancy |F |22 |1 | 3 |
| |Michael |M |21 |1 | 2 |
| |Tammy |F |33 |0 | 1 |
| |John |M |38 |0 |20 |
| |Marlene |F |25 |1 | 4 |
| |David |M |19 |0 | 8 |

|a. |How many elements are in the data set? |
|b. |How many variables are in the data set? |
|c. |How many observations are in the data set? |
|d. |Name the scale of measurement for each of the above (Sex, Age, Abortion Issue, Class rank). |
|e. |Which of the above (Sex, Age, Abortion Issue, Class rank) are categorical and which are quantitative variables? |
|f. |Are arithmetic operations appropriate for the variable "abortion issue"? |

2- The following

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