Question
According to the manufacturer of M&Ms, 13% of the plain M&Ms in a bag should be brown, 14% yellow, 13% red, 24% blue, 20% orange,
According to the manufacturer of M&Ms, 13% of the plain M&Ms in a bag should be brown, 14% yellow, 13% red, 24% blue, 20% orange, and 16% green. A student randomly selected a bag of plain M&Ms. He counted the number of M&Ms of each color and obtained the results shown in the table. Test whether plain M&Ms follow the distribution stated by the manufacturer at the =0.05 level of significance.
Color | Brown | Yellow | Red | Blue | Orange | Green | |
---|---|---|---|---|---|---|---|
Frequency | 63 | 65 | 56 | 62 | 95 | 66 | |
Claimed Proportion | 0.13 | 0.14 | 0.13 | 0.24 | 0.20 | 0.16 |
Compute the expected counts for each color.
Color | Frequency | Expected Count |
---|---|---|
Brown | 63 | _____ |
Yellow | 65 | _____ |
Red | 56 | _____ |
Blue | 62 | _____ |
Orange | 95 | _____ |
Green | 66 | ______ |
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