MKTG 324 Marketing Research & Analysis SPSS Assignment #6 Associate Professor: Juan Meng 30 SPSS points View: Establishing Confidence Intervals for Means View: Testing a Hypothesis for a Mean Refer to Auto Online Web Site Usage Survey posted on D21 under "Content" "SPSS" 1. In order to describe a population, it is often useful to estimate population parameters using confidence intervals. Using the questionnaire posted on D2L and the data in AutoOnline, estimate the population parameters for: a. How often do they make purchases through the Internet? b. Number of visits they made to Auto Online Web site before buying? c. What percentage actually purchased their vehicle from Auto Online? d. The percentage that felt that it was a better experience than buying at a traditional dealership. 2. Auto Online's executives have the following beliefs. Test these beliefs using a one- sample t-test. Explain the result of each test below following the four steps in the textbook (p. 491, 6e.) a. People will "strongly agree" to the last statement of question #3 on the is #5 on the s