ANOVA and/or Regression

Items Q2 through Q14 measures different facets of the quality of campus dining facility.

a. What quality factors predict retention, measured as is, with the dining facility?

b. In addition to the factors found in part a, develop a model that includes gender, and estimate the difference in retention between male and female students.

Questions Q2 through Q14 were measured on following scale:

1 = Very unsatisfied 2 = Somewhat unsatisfied 3 = Neither unsatisfied nor satisfied 4 = Somewhat satisfied 5 = Very satisfied

Q2 Attractive food presentation

Q3 Variety of food choices

Q4 Availability of healthy food options

Q5 Taste and flavor of food

Q6 Portion size

Q7 Hot food is hot and cold food is cold

Q8 Quality of ingredients

Q9 Cleanliness of the facility

Q10 Friendliness of service staff

Q11 Speed of service

Q12 Hours of service

Q13 Prices

Q14 Value of the meal

(by the way, I am assuming that the quality factors that predict retention are taste of food, portion size, the temperature of food, and prices, to name a few.

Answers from survey participants:

Q2	Q3	Q4	Q5	Q6	Q7	Q8	Q9	Q10	Q11	Q12	Q13	Q14
4	3	5	4	5	4	4	5	5	5	5	3	4
4	4	3	4	4	4	4	4	5	5	5	4	5
4	3	3	3	3	3	4	4	5	3	3	3	3
5	4	3	4	4	5	5	5	5	4	5	5	5
3	3	5	3	2	4	3	4	5	4	4	3	3
4	4	3	3	3	3	3	5	3	2	3	3	3
3	2	3	3	3	4	3	3	4	3	4	2	3
3	4	4	3	3	3	3	4	4	3	3	2	2
4	4	4	5	3	4	5	4	4	3	4	4	4
5	4	3	4	5	4	4	4	5	5	4	3	4
2	3	3	2	4	4	2	4	3	3	4	2	2
3	2	3	4	4	4	3	5	3	2	1	3	3
4	5	4	5	4	5	4	4	5	4	4	3	3
1	1	1	1	2	1	3	3	4	2	1	2	2
3	4	5	3	2	4	4	5	5	5	4	3	2
2	3	3	2	2	4	2	4	4	3	3	3	2
2	3	2	2	4	3	2	4	4	4	4	1	2
4	5	4	3	3	4	5	5	5	5	3	2	1
4	5	2	4	3	4	4	5	5	4	4	2	3
3	3	3	3	4	1	2	2	4	4	3	2	1
4	4	4	4	2	4	4	5	4	3	1	4	3
2	2	2	1	2	1	2	2	2	1	2	2	2
3	4	4	4	4	3	2	3	3	4	2	5	3
2	1	1	2	2	3	2	4	4	4	3	2	2
4	4	5	3	3	5	4	5	2	2	1	1	2
4	3	2	3	3	3	2	5	4	3	2	1	3
4	3	3	4	1	5	3	5	3	1	3	2	2
1	1	1	3	1	2	2	5	2	1	5	2	3
3	2	1	2	1	5	3	5	3	3	4	1	2
4	4	3	4	4	5	3	5	5	4	4	3	4
3	2	2	3	3	4	3	4	4	4	3	1	3
3	1	2	4	3	4	4	4	4	3	1	4	2
3	2	4	4	3	3	3	4	4	4	5	3	5
4	3	4	5	4	5	5	5	5	4	4	3	4
4	4	3	4	5	2	4	3	3	1	1	4	4
3	5	5	5	3	5	5	5	5	3	1	2	3
5	3	4	4	3	4	4	5	5	3	1	3	3
3	2	3	2	4	3	3	4	5	4	4	4	3
3	4	2	2	4	2	3	4	5	3	3	1	2
3	1	1	5	4	5	4	5	5	4	1	2	2
3	3	4	4	3	5	3	3	3	3	2	3	3
4	3	2	2	3	3	2	4	4	4	3	3	4
4	3	3	4	4	4	3	3	4	2	4	5	5
3	3	5	3	5	5	4	5	4	4	2	5	4
3	1	3	3	2	2	2	5	5	3	3	4	3
3	4	3	4	2	2	2	4	5	5	5	3	2
3	2	2	3	2	3	4	3	5	3	4	1	3
4	3	5	5	4	3	5	4	5	5	5	3	5
4	4	5	4	3	4	4	5	5	5	2	2	3
3	4	4	3	5	3	3	4	5	3	3	4	4
4	4	5	4	3	5	3	5	5	5	4	1	3
4	5	5	4	4	5	5	4	5	5	5	5	5
4	2	2	4	4	5	2	5	3	4	2	1	4
3	4	2	3	3	3	3	4	4	3	3	2	3
3	2	2	3	4	5	3	4	5	5	4	3	4
5	5	3	4	5	5	5	5	5	5	1	1	2
4	4	3	3	4	4	4	4	5	5	5	3	3
4	4	4	4	1	4	4	4	4	4	4	1	3
3	2	1	4	2	3	2	3	4	3	3	4	5
2	1	3	3	2	3	3	3	3	3	1	2	2
3	3	2	5	4	5	3	5	5	4	2	3	3
3	1	2	3	4	4	3	5	5	3	2	3	4

Gender		For satisfaction Q2-Q14
2		1 = Very unsatisfied
1		2 = Somewhat unsatisfied
2		3 = Neither unsatisfied nor satisfied
2		4 = Somewhat satisfied
1		5 = Very satisfied
2
2
1		For Gender
1		1 = Male
2		2 = Female
1
2
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
1
2
1
2
1
2
1
2
2
1
1
2
1
1
2
1