(a) State the null and alternative hypothesis (b) Check conditions for this test (c) Calculate the test statistic (d) Identify either the p value or a rejection region (e) Make a conclusion in the context of the problem
(a) State the null and alternative hypothesis (b) Check conditions for this test (c) Calculate the test statistic (d) Identify either the p value or a rejection region (e) Make a conclusion in the context of the problem
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
(a) State the null and alternative hypothesis
(b) Check conditions for this test
(c) Calculate the test statistic
(d) Identify either the p value or a rejection region
(e) Make a conclusion in the context of the problem

Transcribed Image Text:A manufacturer of children's vitamins claims that its vitamins are mixed so that each batch has exactly the following percentages of each
color: 40% green, 20% yellow, 20 % red, and 20 % orange. To test the claim that these percentages are incorrect, 100 bottles of
vitamins were sampled and the colors of the vitamins were tallied. The results are listed in the following table. At a = 0.05, determine
whether there is sufficient evidence to conclude that the percentages stated by the vitamin manufacturer are incorrect.
Number
Children's Vitamins
Green
1735
Yellow
952
Ho:P green =
Pyellow =
Pred =
Ha: There is a difference from the stated proportions.
Red
885
Copy Data
Step 1 of 4: State the null and alternative hypotheses in terms of the expected proportion for each color of vitamin.
Porange
Orange
865
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