A Study Investigated the Influence of Age and Time Pressure

question 40

Multiple Choice

A study investigated the influence of age and time pressure on creativity.The HSD for the interaction effect was 1.76.The table below shows the absolute differences between the cell means.Where are the significant differences?

• A)Between the mean for participants Over 65 at the 30-sec time pressure and the mean for Over 65 at the 2-min time pressure.
• B)(1)Between the mean for participants Over 65 at the 30-sec time pressure and the mean for Over 65 at the 2-min time pressure,and (2)between the mean for the College-Age group at the 30-sec time pressure and the mean for the Over 65 group at the 30-sec time pressure.
• C)None of the cells are significantly different.
• D)All of the cells are significantly different.