Solution Found!
Refer to Exercise 6.44 (p. 325), in which 50 consumers
Chapter 7, Problem 67E(choose chapter or problem)
Problem 67E
Refer to Exercise 6.44 (p. 325), in which 50 consumers taste-tested a new snack food. Their responses (where 0 = do not like; 1 = like; 2 = indifferent) are reproduced below.
a. Test H0: p = .5 against Ha: p > .5, where p is the proportion of customers who do not like the snack food. Use = .10.
b. Find the observed significance level of your test.
Questions & Answers
QUESTION:
Problem 67E
Refer to Exercise 6.44 (p. 325), in which 50 consumers taste-tested a new snack food. Their responses (where 0 = do not like; 1 = like; 2 = indifferent) are reproduced below.
a. Test H0: p = .5 against Ha: p > .5, where p is the proportion of customers who do not like the snack food. Use = .10.
b. Find the observed significance level of your test.
ANSWER:
Solution:
Step 1 of 3:
Here the experiment under consideration is collecting the opinion on the taste of a new food.
A sample of 50 consumers tasted the food and their responses are recorded.
0 denotes that they do not like the taste
1 denotes that they like the taste
2 indicates that the taste is indifferent.
The data is
1 |
0 |
0 |
1 |
2 |
0 |
1 |
1 |
0 |
0 |
0 |
1 |
0 |
2 |
0 |
2 |
2 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
2 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
1 |
0 |
2 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
1 |
Using this we need to find the required values.