The umuc daily news reported that the color distribution

Reference no: EM13612253

The UMUC Daily News reported that the color distribution for plain M&M's was: 40% brown, 20% yellow, 20% orange, 10% green, and 10% tan. Each piece of candy in a random sample of 100 plain M&M's was classified according to color, and the results are listed below.

Color	Brown	Yellow	Orange	Green	Tan
Number	42	21	15	9	13

Assume we want to use a 0.10 significance level to test the claim that the published color distribution is correct.

(a) Identify the null hypothesis and the alternative hypothesis.

(b) Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit.

(c) Determine the critical value. Show all work; writing the correct critical value, without supporting work, will receive no credit.

(d) Is there sufficient evidence to support the claim that the published color distribution is correct? Justify your answer.

Reference no: EM13612253

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