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13. Chi-Square Tests & Goodness of Fit
Goodness of Fit Test
13. Chi-Square Tests & Goodness of Fit

Goodness of Fit Test: Videos & Practice Problems

Video LessonsPracticeWorksheet
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Problem 51Multiple Choice

A baker is concerned about the consistency of their new cookie recipe. The ideal distribution of the number of chocolate chips per cookie is as follows:
Table showing number of chocolate chips per cookie from 1 to 8 with corresponding probabilities from 0.05 to 0.20.
The baker bakes 200200 cookies and records the number of chocolate chips in each. The table below shows the results.
Table showing the number of chocolate chips per cookie and their frequencies from a sample of 200 cookies.
Do you think the cookie recipe is consistent? Use the α=0.05\(\alpha\) = 0.05 level of significance.