Question 10 An experimenter planned a study in which a crucial step was offering participants a sweet reward. and having aree sweet rewards that were equal in appeal was important. Thus, participants in a prestudy were asked which of three rewards they preferred. 0f the 6D participants, 12 preferred cupcakes, 2:5 preferred candyr bars, and 22 favored cookies. Use the .D1 signicance level and do a chisquare test for goodnessoft. What is the correct decision and conclusion? (:1 Reject the null hypothesis: Conclude the data support the hypothesis that people differentially prefer cupcakes over candy bars (3 Reject the null hypothesis: Conclude the data support the hypothesis that people differentially prefer candy bars over cupcakes O Reject the null hypothesis: Conclude the data support the hypothesis that people differentially prefer sweet: (:1 Do not reject the null hypothesis; Conclude the data do not support the hypothesis that people differentially prefer sweets Question 11 2 pts Which of the following is not a possible value in a chi-square distribution? O -18 O 50 O 20Question 12 An experimenter planned a study in which a crucial step was offering participants a sweet reward. and having three sweet rewards that were equal in appeal was important. Thus, participants in a prestudy were asked which of three rewards they preferred. Of the 6D participants, 12 preferred cupcakes, 2:5 preferred candy bars, and 22 favored cookies. Use the .D1 signicance level and do a chisquare test for goodnessoft. What is the null hypothesis? (:1 People do prefer a certain type of sweet dyer another D People prefer cupcakes more than other types of sweets (:1 People do not prefer a oertain type of sweet over another (:1 People prefer candy bars more than other types of sweeis