20.9% say that chocolate is their favorite, 9.1 favor butter pecan, B.2 favor strawberry, and the rest ave other favorites. An ice cream shop owner thinks that her customers are not like the rest of America. The table below shows the results of 935 of her patrons ice cream selections. What can be concluded at he a- 0.05 significance level a. Complete the table by filling in the expected frequencies. Round your answers to the nearest whole number. Frequencies of Favorite kce Cream Outcome Frequency Expected Frequency Vanitla 216 227 Chocolate 19s 200 Butter Pecan 91 Strawberry 92 78 Other 361 363 b. What the correct statatical test to use? Goodnens-otFt c. What are the null and alternative hypotheses? *The distribution of tavorite ice cream for customers at her shop is the same as it is for Americans in general. O The distribution of favorite ice cream for customers at her shop is not the same as it is for Americans in general.
20.9% say that chocolate is their favorite, 9.1 favor butter pecan, B.2 favor strawberry, and the rest ave other favorites. An ice cream shop owner thinks that her customers are not like the rest of America. The table below shows the results of 935 of her patrons ice cream selections. What can be concluded at he a- 0.05 significance level a. Complete the table by filling in the expected frequencies. Round your answers to the nearest whole number. Frequencies of Favorite kce Cream Outcome Frequency Expected Frequency Vanitla 216 227 Chocolate 19s 200 Butter Pecan 91 Strawberry 92 78 Other 361 363 b. What the correct statatical test to use? Goodnens-otFt c. What are the null and alternative hypotheses? *The distribution of tavorite ice cream for customers at her shop is the same as it is for Americans in general. O The distribution of favorite ice cream for customers at her shop is not the same as it is for Americans in general.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
Related questions
Question
Transcribed Image Text:A report just came out that stated that 23.8 of all Americans say that vanilla is their favorite ice cream,
20.9% say that chocolate is their favorite, 9.1 favar butter pecan, 8.2 favor strawberry, and the rest
have ather favorites. An ice cream shap awner thinks that her customers are not like the rest of America.
The table below shows the results of 9s of her patrons ice cream selections. What can be concluded at
the a - 0.05 signiricance level
a. Complete the table by filling in the expected frequencies. Round your answers to the nearest whole
number.
Frequencies of Favorite ice Cream
Outcome Frequency Expected Frequency
216
227
Vanilla
Chocolate 195
200
Butter Pecan 91
87
Strawberry 92
Other
361
b. What is the correct statistical test to user
Goodness-of-Ft
c. What are the null and alternative hypoatheses?
He:
The distribution of favorite ice cream for customers at her shop is the same as it is for
Americans in general.
O The distribution of favorite ice cream for customers at her shop is not the same as it is for
Americans in general.
O Favorite ice cream and where the ice cream is purchased are dependent.
O Favorite ice cream and where the ice cream is purchased are independent.
The distribution of favorite ice cream for customers at her shop is not the same as it is for
Americans in general.
O Favorite ice cream and where the ice cream is purchased are dependent.
OFavorite ice cream and where the ice cream is purchased are independent.
O The distribution of favorite ice cream for customers at her shop is the same as it is for
Americans in general.
d. The degrees of treedom-
e. The test statistic for this data-
(Please show your answer to three decimal places.)
f. The p value for this sample -
Please show your answer to four decimal places.)
8. The p value s a
h. Based on this, we should (Seect an ansAer V
1. Thus, the final conclusion is.
O There is insufficient evidence to conclude that favorite ice cream and where the lce cream is
purchased are dependent.
O There is sufficient evidence to conclude that the distribution of favorite ice cream for
customers at her shap is the same as it is for Americans in general.
O There is sufficient evidence to conclude that favorite ice cream and where the ice cream is
purchased are dependent.
O There is insufficient evidence to conclude that the distribution af favorite ice cream for
customers at her shap is not the same as it is for Americans in general.
O There is sufficient evidence to conclude that the distribution of favorite ice cream for
customers at her shop is not the same as it is for Americans in general.
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