A five-star restaurant has the business objective of improving customer waiting time during the noon-to-1 p.m. lunch period. The manager decides to compare the waiting time between the restaurant's two locations. A random sample of 15 customers was selected from Location 1, and another random sample of 15 customers was selected from location 2 on the same day. The waiting times collected from both samples are stored in the following table.
Location 1
Location 2
4.21
9.66
5.55
5.90
3.02
8.02
5.13
5.79
4.77
8.73
2.34
8.01
3.54
8.35
3.20
10.49
4.50
6.68
6.10
5.64
0.38
4.08
5.12
6.17
6.46
9.91
6.19
5.47
3.79
3.82
At a 0.05 level of significance, is there evidence of a difference in the means waiting time between the two locations?
Determine the p-value in (a) and interpret its meaning.
What assumption about the population distribution of each location is necessary in (a)? Is the assumption valid for these
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here