Difference between Bar Charts and Histograms
1. A researcher wants to study the effects pet ownership on violent crime. In this example, what would be the Independent Variable?
a. Pet Ownership
b. Violent Crime
2. A researcher wants to know if recidivism rates are effected by the number of churches in the offenders’ neighborhood. Which of the following would be the Dependent Variable?
a. Number of Churches
b. Recidivism Rates
3. What level of measurement would gender be if the options are (male, female)?
a. Nominal
b. Ordinal
c. Interval/Ratio
4. What level of measurement is age if it is collected as a continuous variable with a true zero? (age is entered into a blank text box, could be anything from 0 and up)?
a. Nominal
b. Ordinal
c. Interval/Ratio
5. What level of measurement is age if it is collected as (0-17, 18-35, 36-49, 50+)?
a. Nominal
b. Ordinal
c. Interval/Ratio
6. Which of the following are Quantitative variables? (Choose all that apply)
a. Murder Rates in US
b. Number of cars owned
c. Type of pets
d. Number of times victimized e. Gender
7. A city of 10,000 people had 14 robberies last year. What is the robbery rate per 1,000 residents?
a. 14 robberies per 1000 people.
b. 1.4 robberies per 1000 people.
c. 0.0014 robberies per 1000 people.
d. 0.014 robberies per 1000 people.
8. The primary difference between bar charts and histograms is…
a. In a bar chart the bars touch, but not in a histogram
b. In a bar chart the bars do not touch, but they do touch in a histogram
c. There is no difference, the bars touch in each
d. There is no difference, the bars no not touch in either
9. A city of 32,690 people had 1 homicides last year. What is the homicide rate per 100,000 residents?
a. 3.06 per 100,000 people
b. 0.0306 per 100,000 people
c. 4.5 per 100,000 people
d. 0.45 per 100,000 people
10. A city of 6,020,982 people had 650 homicides last year. What is the homicide rate per 100,000 residents?
a. 0.1080 per 100,000 people
b. 8.90 per 100,000 people
c. 10.80 per 100,000 people
d. 1.080 per 100,000 people
