A scientist wants to see if there is a difference in test scores between employees and students who don't work.

• students who do work: 52, 79, 79, 73
• students who don't work: 93, 65, 62, 74, 77, 59, 63

answer the following questions using the info above

• What inferential statistics should you use? (1-7 choices) 1. z test 2. single sample t test 3. independent t test 4. dependent t test 5. one way ANOVA 6. Factorial ANOVA 7. Repeated measures ANOVA
• what is population 1? population 2?
• null hypothesis? alt hypothesis? (symbol)
• Mean test score for students who do work?
• Mean test score for students who don't work?
• variance for students who do work?
• variance for students who don't work?
• computed value?
• critical value?
• interpret your findings.