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QUESTION 16 Data were collected over a one month time period for a random sample of 100 groups of diners at a restaurant. Data were collected for each table and included the following variables: . whether the group was having lunch or dinner . whether or not the group had made a reservation in advance . number of diners in the group (categorized as 1, 2, 3, 4, 5-6, 7+) . whether or not the group was visiting the restaurant as a celebration . the average amount of money spent per diner ($) . the amount of time spent dining (minutes) . the tip amount (as a % of the table total) For each of the following research questions, choose the technique we have studied that should be used to address the question. a) Is there an association between the amount of time dining and the amount of money spent per diner? [ Select ] b) Is there a difference in the percentage tip for groups who reserved their table and those that didn't? [ Select ] c) Were diners more likely to make reservations for dinner than for lunch? [ Select ] d) Does the distribution of number of diners in the group match what was observed prior to the pandemic? [ Select ] e) Does the average amount of time dining exceed 90 mins? [ Select ] f) Is there an association between the number of diners in the group and whether or not the group is celebrating something? [ Select ] [ Select ] One sample z-test of a proportion Two sample z-test of two proportions One sample t-test of a mean Two sample t-test of two independent means or pooled t-test Paired t-test Question 17 Chi-square goodness-of-fit test Chi-square test of independence 1 pts Simple linear regression