Tasty Pizza Ltd desires to know if the size of the pizzas order by their customers depends on the toppings chosen. Data was gathered for the last 300 customers and the results obtained using MINITAB are shown below:Exhibit 3Expected counts are printed below observed counts SmallMediumLargeAll Cheese233234 26.40331.74330.85389 Tuna343536 31.150**36.400105 Pepperoni324034 31.44737.80736.747* Total - All 89 107 104 300 Chi-sq = 0.43868 + *** + 0.320922 + 0.260754+0.16028 +0.004396 + 0.009736 +0.12725 +0.205302 =1.5293Define the null and alternative hypotheses of the χ2 test for the above Find the missing values ‘*’, ‘**’, ‘***’, Showing necessary working What is the degree of freedom for this test?Estimate the p-value for this State the conclusion for the test. Give reason for your answer.

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Description: Tasty Pizza Ltd desires to know if the size of the pizzas order by their customers depends on the toppings chosen. Data was gathered for the last 300 customers and the results obtained using MINITAB are shown below:Exhibit 3Expected counts are printe

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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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Tasty Pizza Ltd desires to know if the size of the pizzas order by their customers depends on the toppings chosen. Data was gathered for the last 300 customers and the results obtained using MINITAB are shown below:

Exhibit 3

Expected counts are printed below observed counts

	Small	Medium	Large	All
Cheese	23	32	34
26.403	31.743	30.853	89
Tuna	34	35	36
31.150	**	36.400	105
Pepperoni	32	40	34
31.447	37.807	36.747	*
Total - All	89	107	104	300

Chi-sq =

0.43868 +

*** +

0.320922 +

0.260754+

0.16028 +

0.004396 +

0.009736 +

0.12725 +

0.205302 =

1.5293

Define the null and alternative hypotheses of the χ² test for the above
Find the missing values ‘*’, ‘**’, ‘***’, Showing necessary working
What is the degree of freedom for this test?
Estimate the p-value for this
State the conclusion for the test. Give reason for your answer.

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