The SCSU psych department needs to plan for the future. Including in this planning will be...
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The SCSU psych department needs to plan for the future. Including in this planning will be determining hiring needs. To gather information to aid in this decision, the psychology department randomly selects 5 psychology majors and asks them to rate their interest in four separate psychology areas using a 5-point scale with 5 being highly interested. Based on student interest, should the psychology department focus their hiring decisions in a particular area of psychology? Fill in the blanks in the source table below (round SS values to 2 decimals). Means: Clin/Coun Social/I-O Dev Cog/Physio 4.80 2.00 2.40 4.20 Null? Alternative? Source S df MS F Between treatments 7.7833 Within treatments Subjects Error 5.90 Total 34.55 Critical value with alpha = .057 Statistical conclusion? Study conclusion? Factorial Analysis of Variance An industrial psychologist is interest in the effects of ability and training on job performance. She decides to conduct a factorial study looking at three levels of ability and whether or not the employee was trained. In order to conduct her study, she obtains 20 employees for each of the cells in her study. Study: Do training and ability influence job performance ratings? 1. What type of factorial design is being used? How many cells? 2. What are the null and alternative hypotheses? 3. Fill in the source table. 4. Using the graph, (a) is there a main effect of ability? (b) is there a main effect of training? (c) is there an interaction between ability and training? 5. What is the study conclusion (using the graph or the means)? High ability Mod ability Low ability Training No train 5. 3. 4. 4 3 Source SS df MS F Between Treatments 100 Training Ability Interaction Within Treatments 30 66 4 500 Total 600 Lee The SCSU psych department needs to plan for the future. Including in this planning will be determining hiring needs. To gather information to aid in this decision, the psychology department randomly selects 5 psychology majors and asks them to rate their interest in four separate psychology areas using a 5-point scale with 5 being highly interested. Based on student interest, should the psychology department focus their hiring decisions in a particular area of psychology? Fill in the blanks in the source table below (round SS values to 2 decimals). Means: Clin/Coun Social/I-O Dev Cog/Physio 4.80 2.00 2.40 4.20 Null? Alternative? Source S df MS F Between treatments 7.7833 Within treatments Subjects Error 5.90 Total 34.55 Critical value with alpha = .057 Statistical conclusion? Study conclusion? Factorial Analysis of Variance An industrial psychologist is interest in the effects of ability and training on job performance. She decides to conduct a factorial study looking at three levels of ability and whether or not the employee was trained. In order to conduct her study, she obtains 20 employees for each of the cells in her study. Study: Do training and ability influence job performance ratings? 1. What type of factorial design is being used? How many cells? 2. What are the null and alternative hypotheses? 3. Fill in the source table. 4. Using the graph, (a) is there a main effect of ability? (b) is there a main effect of training? (c) is there an interaction between ability and training? 5. What is the study conclusion (using the graph or the means)? High ability Mod ability Low ability Training No train 5. 3. 4. 4 3 Source SS df MS F Between Treatments 100 Training Ability Interaction Within Treatments 30 66 4 500 Total 600 Lee The SCSU psych department needs to plan for the future. Including in this planning will be determining hiring needs. To gather information to aid in this decision, the psychology department randomly selects 5 psychology majors and asks them to rate their interest in four separate psychology areas using a 5-point scale with 5 being highly interested. Based on student interest, should the psychology department focus their hiring decisions in a particular area of psychology? Fill in the blanks in the source table below (round SS values to 2 decimals). Means: Clin/Coun Social/I-O Dev Cog/Physio 4.80 2.00 2.40 4.20 Null? Alternative? Source S df MS F Between treatments 7.7833 Within treatments Subjects Error 5.90 Total 34.55 Critical value with alpha = .057 Statistical conclusion? Study conclusion? Factorial Analysis of Variance An industrial psychologist is interest in the effects of ability and training on job performance. She decides to conduct a factorial study looking at three levels of ability and whether or not the employee was trained. In order to conduct her study, she obtains 20 employees for each of the cells in her study. Study: Do training and ability influence job performance ratings? 1. What type of factorial design is being used? How many cells? 2. What are the null and alternative hypotheses? 3. Fill in the source table. 4. Using the graph, (a) is there a main effect of ability? (b) is there a main effect of training? (c) is there an interaction between ability and training? 5. What is the study conclusion (using the graph or the means)? High ability Mod ability Low ability Training No train 5. 3. 4. 4 3 Source SS df MS F Between Treatments 100 Training Ability Interaction Within Treatments 30 66 4 500 Total 600 Lee The SCSU psych department needs to plan for the future. Including in this planning will be determining hiring needs. To gather information to aid in this decision, the psychology department randomly selects 5 psychology majors and asks them to rate their interest in four separate psychology areas using a 5-point scale with 5 being highly interested. Based on student interest, should the psychology department focus their hiring decisions in a particular area of psychology? Fill in the blanks in the source table below (round SS values to 2 decimals). Means: Clin/Coun Social/I-O Dev Cog/Physio 4.80 2.00 2.40 4.20 Null? Alternative? Source S df MS F Between treatments 7.7833 Within treatments Subjects Error 5.90 Total 34.55 Critical value with alpha = .057 Statistical conclusion? Study conclusion? Factorial Analysis of Variance An industrial psychologist is interest in the effects of ability and training on job performance. She decides to conduct a factorial study looking at three levels of ability and whether or not the employee was trained. In order to conduct her study, she obtains 20 employees for each of the cells in her study. Study: Do training and ability influence job performance ratings? 1. What type of factorial design is being used? How many cells? 2. What are the null and alternative hypotheses? 3. Fill in the source table. 4. Using the graph, (a) is there a main effect of ability? (b) is there a main effect of training? (c) is there an interaction between ability and training? 5. What is the study conclusion (using the graph or the means)? High ability Mod ability Low ability Training No train 5. 3. 4. 4 3 Source SS df MS F Between Treatments 100 Training Ability Interaction Within Treatments 30 66 4 500 Total 600 Lee
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Auditing A Risk Based Approach to Conducting a Quality Audit
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10th edition
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