Page 134 - Quantitative Data Analysis

Quantitative Data Analysis
Simply Explained Using SPSS

5. When no linear relationship exists between variable X and
variable Y, r equals:
1. +1.00
2. -1.00
3. 0
4. .50

5. A positive correlation means that:
1. as the values of one variable decrease, there is a tendency
for the values of the other variable to increase
2. as the values of one variable increase, there is a tendency
for the values of the other variable to decrease
3. as the values of one variable increase, there is a tendency
for the values of the other variable to also increase

4. After several studies, a professor concludes that there is a
zero correlation between amount of sleep and bad
tempers. This means that:
1. no one has a bad temper
2. a person with a bad temper may have high or low amounts
of sleep
3. a person with low amounts of sleep tends to have bad
tempers
4. a person with high amounts of sleep tends to have bad
tempers everyone has a bad temper
5. A researcher found a negative correlation between how
productive faculty members were and the amount of their
salaries. What does this statement mean?
1. faculty members are productive if they have high salaries
2. faculty members with medium salaries are the most
productive

The Theory and Applications of Statistical Inferences 118