A research project was conducted to study whether gender plays a role in the acceptance of a student into
A research project was conducted to study whether gender plays a role in the acceptance of a student into vocational education programs. A random sample of 200 applicants for vocaional education was selected from a school district. The data were then summarized into table shown below.
What are the odds of acceptance for females?
A) 45/35
B) 45/80
C) 35/80
D) 45/200
Predictor Coef Se COEF T P
Constant -21.04 16.00 -.1.32 0.205
X1 0.566 0.1475 3.84 0.001
S=3.98537 R=SQ=45.0% R=SQ (ADJ)=42.0%
Using the above regression output, what would be the predicted value of y for x = 20?
A) -21.04
B) 0.5666
C) 32.37
D) -9.71
26. Select the most appropriate statistical test for each of the following:
We test the IQ of a random sample of children of women smokers to see if their mean IQ is lower than the national mean IQ of 100.
A) 1 Proportion Test
B) 1 mean test with a one-sided alternative
C) 1 mean test with a two-sided alternative
D) Two-sample t-test with a one-sided alternative
E) Two-sample t-test with a two-sided alternative
F) Chi-square test
G) One-Way ANOVA test
H) Regression
Select the most appropriate statistical test for each of the following:
We examine a random sample of State College apartments to see on average how much rent increases per unit increase of square footage:
A) 1 Proportion Test
B) 1 mean test with a one-sided alternative
C) 1 mean test with a two-sided alternative
D) Two-sample t-test with a one-sided alternative
E) Two-sample t-test with a two-sided alternative
F) Chi-square test
G) One-Way ANOVA test
H) Regression
Select the most appropriate statistical test for each of the following:
We take random samples of African-American, White, Asian, and Hispanic workers to determine if mean earnings differ among these groups:
A) 1 Proportion Test
B) 1 mean test with a one-sided alternative
C) 1 mean test with a two-sided alternative
D) Two-sample t-test with a one-sided alternative
E) Two-sample t-test with a two-sided alternative
F) Chi-square test
G) One-Way ANOVA test
H) Regression
29. Select the most appropriate statistical test for each of the following:
We want to test for a relationship between race and employment status (employed or unemployed):
A) 1 Proportion Test
B) 1 mean test with a one-sided alternative
C) 1 mean test with a two-sided alternative
D) Two-sample t-test with a one-sided alternative
E) Two-sample t-test with a two-sided alternative
F) Chi-square test
G) One-Way ANOVA test
H) Regression
Select the most appropriate statistical test for each of the following:
We test if the average age of marriage for women in the United States is different from 27.
A) 1 Proportion Test
B) 1 mean test with a one-sided alternative
C) 1 mean test with a two-sided alternative
D) Two-sample t-test with a one-sided alternative
E) Two-sample t-test with a two-sided alternative
F) Chi-square test
G) One-Way ANOVA test
H) Regression
