PSY/SOC 3010 Statistics Take Home Test 1

A take-home test in statistics for psychology and sociology students, focused on core statistical concepts.

Benjamin Fisher
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PSY/SOC 3010 Statistics Take Home Test 1
Statistics Take Home Test 1
PSY/SOC 3010
Part A Instructions: Answer the following multiple choice questions by circling
the correct answer.
1. In an experiment, a variable that differs in amount is called a
a. qualitative variable
b. quantitative variable
c. independent variable
d. statistical variable
Answer: b. quantitative variable
2. A researcher is interested in studying hand-eye coordination of second-grade boys at Honey
Island Elementary School. She selects 4 boys for study, measures them by having them
shoot free throws and finds that they all receive the same score. In this study hand-eye
coordination as measured by the number of free throws is measure on:
a. a nominal scale
b. a ordinal scale
c. an interval scale
d. a ratio scale
Answer: d. a ratio scale
3. A researcher measures “race” on a questionnaire by having respondents indicate their race
based on five options. This variable would be measured on:
a. a ratio scale
b. a continuous variable
c. a dichotomous variable
d. a discrete variable
Answer: d. a discrete variable
4. When creating a grouped interval, frequency distribution table, a researcher should include
approximately _______ class intervals.
a. 5-15
b. 1-5
c. 15-20
d. as many as the researcher wants
Answer: a. 5-15
5. A researcher creates a grouped interval, frequency distribution table using an interval size of
three, and 19 is the lowest score in the sample. According to our guidelines, _______ would be
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Document Details

University
South University
Subject
Psychology

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