1. In the language of science, a variable that is thought to be causal is called a. an independent variable |b. a hypothetical variable c. a primary variable d. a dependent variable 2. An hypothesis states that "as a person's education increases their income is likely to increase". In this statement, income is a. the dependent variable b. the independent variable c. the hypothetical variable d. the secondary variable 3. “Ninety percent of dorm residents approved a proposed ban on smoking". This statement is an example of the use of a. inferential statistics b. descriptive statistics c. multivariate statistics |d. inductive statistics

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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1. In the language of science, a variable that is thought to be causal is called
a. an independent variable
b. a hypothetical variable
c. a primary variable
d. a dependent variable
2. An hypothesis states that "as a person's education increases their income is likely to increase". In this statement, income is
a. the dependent variable
b. the independent variable
c. the hypothetical variable
d. the secondary variable
3. "Ninety percent of dorm residents approved a proposed ban on smoking". This statement is an example of the use of
a. inferential statistics
b. descriptive statistics
c. multivariate statistics
|d. inductive statistics
4. Which of the following is a discrete variable?
a. height
b. age
c. miles per gallon
d. number of children
Transcribed Image Text:1. In the language of science, a variable that is thought to be causal is called a. an independent variable b. a hypothetical variable c. a primary variable d. a dependent variable 2. An hypothesis states that "as a person's education increases their income is likely to increase". In this statement, income is a. the dependent variable b. the independent variable c. the hypothetical variable d. the secondary variable 3. "Ninety percent of dorm residents approved a proposed ban on smoking". This statement is an example of the use of a. inferential statistics b. descriptive statistics c. multivariate statistics |d. inductive statistics 4. Which of the following is a discrete variable? a. height b. age c. miles per gallon d. number of children
5. Which of the following is NOT a nominal level variable?
a. level of education
|b. zip code
c. occupation
|d. make of auto
6. The ordinal level of measurement allows us to
|a. order categories from high to low
|b. measure the distance between high and low
|c. say that one case is more or less than another
d. both a and e
7. Computation of a mean (or average) is completely justified when a variable is measured at which level?
a. interval-ratio
b. ordinal
c. nominal
|d. discrete
8. To calculate a proportion, the number of cases in any category (f) is divided by
a. the total number of categories (k)
|b. the number of cases in all categories (n)
c. the cases in that category (f)
d. the number of cases in adjacent categories (k-1)
Transcribed Image Text:5. Which of the following is NOT a nominal level variable? a. level of education |b. zip code c. occupation |d. make of auto 6. The ordinal level of measurement allows us to |a. order categories from high to low |b. measure the distance between high and low |c. say that one case is more or less than another d. both a and e 7. Computation of a mean (or average) is completely justified when a variable is measured at which level? a. interval-ratio b. ordinal c. nominal |d. discrete 8. To calculate a proportion, the number of cases in any category (f) is divided by a. the total number of categories (k) |b. the number of cases in all categories (n) c. the cases in that category (f) d. the number of cases in adjacent categories (k-1)
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