A report just came out that stated that 21.2% of all Americans say that vanilla is their favorite ice cream, 20.5% say that chocolate is their favorite, 8.3% favor butter pecan, 9% favor strawberry, and the rest have 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 775 of her patrons' ice cream selections. What can be concluded at the a = 0.10 significance 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 168 Vanilla Chocolate 176 Butter Pecan 39 Strawberry 80 Other 312 b. What is the correct statistical test to use? Select an answer V c. What are the null and alternative hypotheses? Ho: O The distribution of favorite ice cream for customers at her shop is not the same as it is for Americans in general. O The distribution of favorite ice cream for customers at her shop is 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. H1: O Favorite ice cream and where the ice cream is purchased are independent. Favorite ice cream and where the ice cream is purchased are dependent. The distribution of favorite ice cream for customers at her shop is not the same as it is for Americans in general. 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 freedom = 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.) g. The p-value is Select an answer h. Based on this, we should Select an answer i. Thus, the final conclusion is... O There is insufficient evidence to conclude that favorite ice cream and where the ice cream is purchased are dependent. O There is sufficient evidence to conclude that favorite ice cream and where the ice cream is purchased are dependent. O There is sufficient evidence to conclude that the distribution of favorite ice cream for customers at her shop is 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. O There is insufficient 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.

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…

Suppose that 19% of all athletes in a sport use a banned drug. A test is available that detects 88% of athletes who use the drug. But the test also gives a positive result for 9% of those who do not use the drug. What percent of athletes who test positive for the drug are actually using the drug? Answer: %

In a recent poll, 360 people were asked if they preferred cats or dogs. 49% said they preferred dogs and 51% of people said they preferred cats, with a margin of error of 2%. Which statement is true? A. In general, people prefer dogs. B. The number of people that prefer dogs is between 47% and 51%, and the number of people that prefer cats is between 49% and 53% C. In general, people prefer cats.