PF3105

Multiple Choice

1. What is the independent variable of the study? What is the scale of measurement used? (2 Marks)

• Signage Size, Nominal

• Promotional Signage Intensity, Ordinal

• Promotional Signage Intensity, Interval

• Number of Shoppers, Ordinal

Multiple Choice

2. What is the dependent variable of the study? What is the scale of measurement used? (2 Marks)

• Gender of Customers, Nominal

• Intensity of Promotional Signage, Ordinal

• Final Value Spent at Checkout per customer, Ratio

• Temperature of the store, Interval

Multiple Choice

3. What kind of research design study should HippoMart’s manager use to better understand the correlation between promotional signs and the total value spent per customer at checkout? (2 Marks)

• Experimental

• Correlational

• Descriptive

• Observational

Multiple Choice

4. Identify the 3 factors that could affect HippoMart's manager investigation. (3 marks)

• Supermarket’s location, temperature of aircon, playlist played in the store

• Timing of investigation, Day of investigation, Item selected for promotion

• Day of investigation, length of checkout queue, Shoe size of the manager

• Day of investigation, colour of the shelf, Number of works present at the supermarket

Multiple Choice

5. Based on the study by HippoMart, what type of hypothesis test should be used? (2 Marks)

• Two-tailed test, because the study only compares the presence or absence of signage

• One-tailed test, because the study expects no change in spending due to signage

• Two-tailed test, because the study is exploring whether signage could either increase or decrease spending

• One-tailed test, because the study predicts that signage will increase spending

Multiple Choice

6. What should be the null hypothesis of the study and alternative hypothesis of the study?(2 marks)

• H0: The presence of promotional signages significantly increases the amount the customer spend in HippoMart

  H1: : The presence of promotional signages does not significantly affect the amount the customers spend in HippoMart.

• H0: The presence of promotional signages does not significantly affect the amount the customers spend in HippoMart.

  H1: The presence of promotional signages significantly increase the amount the customers spend in HippoMart

Multiple Choice

7. Would the study be considered as having a dependent or independent sample?(1 mark)

• Independent

• Dependent

Multiple Choice

8. Assuming the data collected is normally distributed, which Hypothesis-test should the manager conduct? (2 Marks)

• Chi-Square

• Welch

• Man-Whitney

• Paired Student

Multiple Select

9. What can be the confounding factors if not controlled? (2 Marks)

• Time of Day

• Amount of Signage

• Shoe Size

• Number of Cashiers

Open Ended

10. What are some possible implications of the study’s results beyond the sales of the supermarket? (2 Marks)