Answered: A manufacturer of children’s vitamins…

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 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, 100100 bottles of vitamins were sampled and the colors of the vitamins were tallied. The results are listed in the following table. At α=0.005, determine whether there is sufficient evidence to conclude that the percentages stated by the vitamin manufacturer are incorrect.

Children's Vitamins

	Green	Yellow	Red	Orange
Number	1511	728	793	837

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Step 3 of 4 :

Compute the value of the test statistic. Round any intermediate calculations to at least six decimal places, and round your final answer to three decimal places.

Step 4 of 4: draw conclusion and interpret the decision (is there enough evidence?)

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