Question:

Part 1 - CONCEPTS from this week's assigned readings and presentations 2 pts each = 16 pts

A researcher wants to investigate whether mindfulness training improves ability for employees to notice positive experiences in the workplace, and if this differs by gender and/or disposition.

• Employees were randomly assigned to one of two groups: no training or a half-day session.
• Gender was categorized as male or female.
• Disposition was categorized as follows: optimist, pessimist or realist.
• Ability to notice positive experiences in the workplace was quantified using a Likert-based ambulatory assessment. A factorial design was used to analyze the data.

1. How many factors are there?

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2. What is the factorial notation for this design?

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3. If there is a main effect of Disposition, would Tukey's HSD need to be calculated? Why or why not?

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4. What is the dependent variable?

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5. How many conditions (cells) are there in the scenario?

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6. How many null hypotheses (and thus, F-ratios) are there in this scenario?

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Use one of the following key terms to answer each of the following questions.

KEY TERM BANK (separated by commas):

Univariate, Multivariate, meta-analysis, F-ratio, interaction, main effect

7. Use this type of statistics to analyze data when you have more than one dependent variable.

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8. This describes the effect of a single variable as if there were no other variables in the study.

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