Assume an industrial psychologist has polled a group of adults on which characteristic of an automobile is most important to them, appearance, performance, or economy. Some of these adults have kids and some
Assume an industrial psychologist has polled a group of adults on which characteristic of an automobile is most important to them, appearance, performance, or economy. Some of these adults have kids and some don't. The number people preferring each of these response categories is given below.
PREFERENCE
Appearance Performance Economy
__________________________________________________________
| | | |
Kids |_____ |_____ |_____ |
| 70 | 60 | 120 |
|_________________ |_________________ |_____________________|
| | | |
No Kids |_____ |_____ |_____ |
| 145 | 75 | 80 |
|_________________ |_________________ |_____________________|
Use the chi-square test for independence to test whether these variables are related at alpha = .05. You'll need to get all of the
1.
What is the null hypothesis for this test?
|
H0: Parenting status and preference are independent in the population |
||
|
H0: Parenting status and preference are not independent in the population. |
||
|
H0: Parenting status and preference are independent in the sample. |
||
|
H0: Parenting status and preference are not independent in the sample. |
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
