In: Statistics and Probability
A manufacturer of colored candies states that 13% of the candies in a bag should be brown,14% yellow, 13% red, 24% blue, 20% orange, and 16% green. A student randomly selected a bag of colored candies. He counted the number of candies of each color and obtained the results shown in the table. Test whether the bag of colored candies follows the distribution stated above at the α= 0.05 level of significance.
Color |
Brown |
Yellow |
Red |
Blue |
Orange |
Green |
|
---|---|---|---|---|---|---|---|
Frequency |
63 |
65 |
55 |
61 |
79 |
67 |
|
Claimed Proportion |
0.13 |
0.14 |
0.13 |
0.24 |
0.20 |
0.16 |
Determine the null and alternative hypotheses. Choose the correct answer below.
A. H0: The distribution of colors is the same as stated by the manufacturer. H1: The distribution of colors is not the same as stated by the manufacturer.
B. H0: The distribution of colors is not the same as stated by the manufacturer. H1: The distribution of colors is the same as stated by the manufacturer.
C. None of these.
Compute the expected counts for each color.
Color |
Frequency |
Expected Count |
|
---|---|---|---|
Brown |
63 |
__?__ |
|
Yellow |
65 |
__?__ |
|
Red |
55 |
__?__ |
|
Blue |
61 |
__?__ |
|
Orange |
79 |
__?__ |
|
Green |
67 |
__?__ |
|
(Round to two decimal places as needed.) |