Gas, Charcoal, or Wood Pellets? A consumer research organization1 had 114 staffers taste chicken that had been cooked on grills heated by gas, charcoal, and wood pellets. They report that 41 of them (36%) preferred the gas grilled chicken, 39 (34%) picked charcoal, and the remaining 34 (30%) went with wood pellets. Does this information provide enough evidence to conclude that one type of grill heat is preferred over another? 4 “Which Grill Makes the Tastiest Food?”, Consumer Reports, May 2020. What is the expected count for each cell?  What is the chi-square statistic?  (round to two decimal places) What is the p-value?  (round to three decimal places) Choose the right conclusion from the following list: A. Do not reject H0. No evidence that one type is preferred over another. B. Do not reject H0. We have evidence that one type is preferred over another. C. Reject H0. No evidence that one type is preferred over another. D. Reject H0. We have evidence that one type is preferred over another.

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Gas, Charcoal, or Wood Pellets? A consumer research organization1 had 114 staffers taste chicken that had been cooked on grills heated by gas, charcoal, and wood pellets. They report that 41 of them (36%) preferred the gas grilled chicken, 39 (34%) picked charcoal, and the remaining 34 (30%) went with wood pellets. Does this information provide enough evidence to conclude that one type of grill heat is preferred over another?

4 “Which Grill Makes the Tastiest Food?”, Consumer Reports, May 2020.

What is the expected count for each cell? 
What is the chi-square statistic?  (round to two decimal places)
What is the p-value?  (round to three decimal places)
Choose the right conclusion from the following list:
A. Do not reject H0. No evidence that one type is preferred over another.
B. Do not reject H0. We have evidence that one type is preferred over another.
C. Reject H0. No evidence that one type is preferred over another.
D. Reject H0. We have evidence that one type is preferred over another.
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