1)For each research scenario below, indicate:

Whichhypothesis test(z-test, one-sample t-test, correlation, chi square goodness of fit test, chi square test for independence)should be used to analyze the data obtained

Explain what characteristics of the data and/or research scenario informed your choice of analysis.This explanation can likely bestated ina single sentence.

(6marks)

a) A grocer wants to know if their customerspreferorganic or regular produce. Theyrecordthetotalnumber of units sold for each type of produce(organic, regular)over the month ofJune.

b)Every year the Toronto Maple Leaf's coachsurveys a sample ofthe team'splayers to determine how satisfied they were with the season's performance. The average satisfaction with performance for NHL players overall is = 15. Coach received15responses from his team this year, yieldingM= 20,s= 1.25. Coach wants to know if his team rated their satisfaction with performance differently than the overall population of NHL players.

c)An undergraduate student notices thattheyseem to spend more money at Dollarama, regardless of iftheyneed anything, whentheyspend more time browsing the aisles of the store.The studentdecides to trackthe amount oftimethey spendin store (in minutes) and the money spent over a period of25 visits to Dollarama to determine if there is a relationship between how much timethey spendin the storeand how much money they spend.

d)A course instructor wanted to know if there was a relationship between being a psychology major and comfort level in statistics. She surveyed her class and recordedstudents' program of study (psychology, not psychology) and their self-reported level of comfort with statistics(comfortable, not comfortable).

e)An instructor wanted to know if completing weekly quizzes improved her students'grades compared to the grades of students in other sections who did not complete weekly quizzes. The average final grade for all other sections of the course was = 73.4. The average final grade for the instructor's course of 150 students wasM =78.3,s= 8.40.

f) A Netflix employee was interested in the impact of releasing new episodes of Netflix original content on consumers' sleeping habits. He surveyed a sample of75Netflix consumersand recordedthe number of episodes they watchedperday and the number of hours they sleptat nightto determine if the two were related.