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...


Before attempting these questions there's an error with the value in the Chi-squared minitab output. The value 0.7618 should be 0.320922.


After you make the changes please to answer the questions (iii), (iv) and (v) giving the correct answers and working out .


Tasty Pizza Ltd desires to know if the size of the pizzas order by their customers depends on the<br>toppings chosen. Data was gathered for the last 300 customers and the results obtained using<br>MINITAB are shown below:<br>Exhibit 3<br>Expected counts are printed below observed counts<br>Small<br>Medium<br>Large<br>All<br>23<br>32<br>34<br>Cheese<br>26.403<br>31.743<br>30.853<br>89<br>34<br>35<br>36<br>Tuna<br>31.150<br>36.400<br>105<br>**<br>32<br>40<br>34<br>Реpperoni<br>31.447<br>37.807<br>36.747<br>All<br>89<br>107<br>104<br>300<br>Chi-sq<br>0.43868 +<br>*** +<br>0.76168 +<br>0.260754+<br>0.16028 +<br>0.004396 +<br>0.009736 +<br>0.12725 +<br>0.205302 =<br>1.5293<br>Define the null and alternative hypotheses of the x test for the above output.<br>Find the missing values *', **', '***', Showing necessary working<br>What is the degree of freedom for this test?<br>Estimate the p-value for this test.<br>State the conclusion for the test. Give reason for your answer.<br>i.<br>ii.<br>iii.<br>iv.<br>V.<br>

Extracted text: 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 23 32 34 Cheese 26.403 31.743 30.853 89 34 35 36 Tuna 31.150 36.400 105 ** 32 40 34 Реpperoni 31.447 37.807 36.747 All 89 107 104 300 Chi-sq 0.43868 + *** + 0.76168 + 0.260754+ 0.16028 + 0.004396 + 0.009736 + 0.12725 + 0.205302 = 1.5293 Define the null and alternative hypotheses of the x test for the above output. Find the missing values *', **', '***', Showing necessary working What is the degree of freedom for this test? Estimate the p-value for this test. State the conclusion for the test. Give reason for your answer. i. ii. iii. iv. V.

Jun 10, 2022
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