Question 26

Match the problem to the statistical procedure

a) To test H0: μ1 = μ2 = μ3

b) Rental car gasoline prices per gallon were sampled at eight major airports for Hertz and National car rental companies

c) Rental car gasoline prices per gallon were sampled at eight major airports for Hertz and National car rental companies and variability was assumed to be equal.

d) Population variance was determined from a large database. A sample of product weights may indicate a shift in the mean.

e) Do not curve grades if the average of the classes is at least 80%.

f) Is the roulette wheel at the Lucky Cat casino fair and balanced?

g) Is the class average better than 80 points

h) H0: Categories of a contingency table do not make a difference, or the counts are independent of categories.

i) Do 2 processes have equal variability?

j) To determine the effect of a new drug for diabetes, measurements of blood sugar are taken from 250 people before and after administering the drug.

Match to the following

1) ANOVA

2) Test of 2 means with unequal variances

3) z test of proportion

4) z test of mean

5) t-test of paired or dependent data

6) Test of 2 means with equal variances

7) Chi-square test of independence

8) Test of equality of variances

9) Test of mean with population variance unknown

10) Chi-square test of goodness of fit

#### Top Answer

a) To test H0: μ1 = μ2 = μ3 1) ANOVA b) Rental car gasoline prices per gallon were sampled at eight major airports for... View the full answer