Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
Management styles differ among organizations and may potentially affect employee job satisfaction. A sample of employees was randomly selected from each of three companies with different management styles (Authoritarian, Laissez faire and Participative) and asked to rate their level of job satisfaction on a 10-point scale (10 being the highest level of satisfaction) . The data collected and partial ANOVA results appear below.

-A survey of online consumers asked respondents to indicate how much money they spent for online purchases during the most recent Christmas holiday season. These data were analyzed to see if gender and income level influence the amount consumers spend online for holiday shopping. The two way ANOVA results appear below. Which of the following statements is true?

A) This is an experiment.
B) This is a randomized block design.
C) Since the interaction effect of gender and income level on online expenditure is significant, it is not appropriate to interpret the main effects due to gender and income level separately.
D) This is an experiment and since the interaction effect of gender and income level on online expenditure is significant, it is not appropriate to interpret the main effects due to gender and income level separately.
E) This is a randomized block design and since the interaction effect of gender and income level on online expenditure is significant, it is not appropriate to interpret the main effects due to gender and income level separately.