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Psychology
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Assignment 5: ANOVA TESTS. Two parts. Psychology Essay (Essay Sample)

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Answer all questions in attachment (Assignment 5 - ANOVA) in an essay format. All the questions can be answered with attachment (Green-Assignment 5).

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Assignment 5: ANOVA TESTS
Statistical Methods
July 10th, 2018
ASSIGNMENT 5: ANOVA TESTS
The assignment is in two parts. The first part involves performing a one-way ANOVA test to establish the effect of marital status on the level of life satisfaction. A two-way ANOVA test was conducted in the second part to determine the effect of alcohol on mate selection among all participants. The two ANOVA tests were based on two distinct datasets where the One-Way ANOVA test was based on the Divorce.sav dataset, while the two-way ANOVA was based on Goggles, .sav data dataset. The test output results were then used to answer the assignment questions. The one-way and two-way ANOVA tests were performed using SPSS version 21. The test output results were imported
Part I: One-Way ANOVA test
The divorce.sav dataset was analyzed to determine the independent and dependent variables. The One-way ANOVA test variables were determined as follows:
One-way ANOVA Test Variables
Dependent variable:

Life satisfaction

Independent variable:

Marital status

Null Hypothesis
The null hypothesis was determined as follows:
Null Hypothesis, [H0]: There is no difference in the life satisfaction means of all marital status groups (married, separated, divorced, widowed, cohabit).
Alternate Hypothesis
Alternate Hypothesis, [Ha]: Life satisfaction means of all marital status means are not equal.
One-way ANOVA test was performed on the Divorce. sav dataset using a confidence level of 95%. The output table below presents the sample size data for the five marital status groups.
Table 1: One-Way ANOVA test –Life satisfaction vs. Marital status

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