Question
In a random sample of 29 residents living in major cities on the West Coast (Group 1) and 29 residents living in major cities on
In a random sample of 29 residents living in major cities on the West Coast (Group 1) and 29 residents living in major cities on the East Coast (Group 2), each individual was asked their age. The results can be seen in the table below. The population standard deviation of the age in West Coast cities is known to be 11.2 years and in East Coast cities is known to be 9.3 years. Assume the populations are normally distributed. Run a test at a 0.05 level of significance to test if west coast cities are, on average, older.
West Coast (Group 1) | East Coast (Group 2) |
25 | 34 |
47 | 45 |
18 | 37 |
38 | 20 |
30 | 19 |
50 | 26 |
52 | 79 |
61 | 46 |
40 | 29 |
22 | 55 |
34 | 23 |
35 | 35 |
55 | 36 |
60 | 51 |
68 | 41 |
20 | 50 |
33 | 32 |
36 | 38 |
37 | 26 |
42 | 44 |
60 | 19 |
71 | 28 |
54 | 27 |
20 | 18 |
45 | 30 |
52 | 20 |
34 | 22 |
57 | 43 |
64 | 62 |
Enter the P-Value - round to 4 decimal places. Make sure you put the 0 in front of the decimal.
p-value =___
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