A survey determines that mint chocolate chip is the favorite ice cream flavor of

Question

A survey determines that mint chocolate chip is the favorite ice cream flavor of 6% of consumers. An ice cream shop determines that of 260 customers, 20 customers stated their preference for mint chocolate chip.
Find the p-value that would be used to determine if the percentage of customers who prefer mint chocolate chip ice has increased at a 5% level of significance.
P- value________ round your answer to 4 decimal places as necessary A survey determines that mint chocolate chip is the favorite ice cream flavor of 6% of consumers. An ice cream shop determines that of 260 customers, 20 customers stated their preference for mint chocolate chip.
Find the p-value that would be used to determine if the percentage of customers who prefer mint chocolate chip ice has increased at a 5% level of significance.
P- value________ round your answer to 4 decimal places as necessary
Find the p-value that would be used to determine if the percentage of customers who prefer mint chocolate chip ice has increased at a 5% level of significance.
P- value________ round your answer to 4 decimal places as necessary

Explanation / Answer

The p-value is the probability of 18 or more of the 260 customers preferring mint chocolate chip when 6% of consumers prefer mint chocolate chip.

From Excel, we can find this using

1 -binomdist(19,260,.06,TRUE) = 0.1540 As .1540 > .05,

we do not reject the null hypothesis that the percentage who prefer mint chocolate chip ice cream has remained the same.

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