Tasty Pizza Ltd desires to know if the size of the pizzas order by their eustomers 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 Pepperoni 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 = 1.52 93
Tasty Pizza Ltd desires to know if the size of the pizzas order by their eustomers 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 Pepperoni 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 = 1.52 93
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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Transcribed Image Text:i. Define the null and alternative hypotheses of the test for the above output.
ii.
**. Showing necessary working
Find the missing values*
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.
ii.
iv.
V.
Transcribed Image Text:Tasty Pizza Ltd desires to know if the size of the pizzas order by their eustomers 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
Pepperoni
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 =
1.52 93
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