HYPOTHESIS TESTING Directions: Write the 5-step solution for the problem below. You may use a formula or generate an excel printout. In testing the hypothesis there are 5 steps involved: 1. State the null Ho and alternative Hahypothesis 2. Identify the: a. level of significance (@), b. the type of test (one-tailed left directional, one-tailed right directional or two-tailed non directional) c. identify the critical value or the tabular value 3. Data analysis and the Decision Rule 4. Decision (either to reject or accept the null hypothesis) 5. Conclusion 1. To examine the effects of work environment on attitude towards work, an industrial psychologist randomly assigned a group of newly-hired production workers to three different rooms. Six trainees were randomly assigned in three rooms, which were identical except for the color of the walls. The first room was blue, the second was green, and the third was yellow. During the training period, the trainees stayed mostly in their rooms. At the end of the training, an attitude scale towards work was administered. The following data were gathered. Use o=0.05. Blue Green Yellow 50 59 43 45 49 51 54 54 48 42 38 55 58 40 47 36 36 57 Perform post-ANOVA test if the decision arrived at is to reject Ho. b. If you are the industrial psychologist, what work station will you recommend to the production manager? Why