an error in forming his null hypothesis upon his alpha level QUESTION 14 In a study examining the effect of room illumination (low, medium, high) and room temperature (cold, warm, hot) on test...

Extracted text: an error in forming his null hypothesis upon his alpha level QUESTION 14 In a study examining the effect of room illumination (low, medium, high) and room temperature (cold, warm, hot) on test performance, how many main effects are possible-that is, how many main effects might be significant? 6. 6. QUESTION 15 Save All Ans Click Save and Submit to save and submit. Click Save All Answers to save all answers. 3325 Chapter 11.pptx 3325 Chapter 1.pptx 3325 Chapter 1..pptx 3325 Chapter 14.pptx MacBook Air