Question
The table below shows the number of cars sold last month by 10 employees at Concord Motors and their number of years of sales experience.
The table below shows the number of cars sold last month by 10 employees at Concord Motors and their number of years of sales experience.
Experience | Sales |
1 | 8 |
2 | 6 |
2 | 7 |
4 | 14 |
5 | 9 |
6 | 13 |
8 | 10 |
3 | 7 |
4 | 12 |
5 | 11 |
1. Management would like to test if there exists a positive correlation between experience and sales. The p-value for Spearman rank-order correlation test is ___________.
2. Management would like to test if the population Spearman rank-order correlation coefficient is different from zero. The p-value for this test is ___________.
3. What is the conclusion?
a. There exists a positive rank correlation.
b. There exists no rank correlation at alpha=0.10.
c. There is not sufficient information to make conclusion
d. There exists a negative rank correlation.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started