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PSYC 355 Complete Week Homework Package

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PSYC 355 Complete Week Homework Package

PSYC 355 Complete Week Homework Package

PSYC355

PSYC 355 Complete Week Homework Package

PSYC 355 Homework 1

1. Single-Sample t-Test: Based on Green & Salkind – Lesson 22, Exercises 1–4 (Mod1_Lesson 22 Exercise File 1), but follow the instructions below instead.

2. Green & Salkind: Lesson 23, Exercises 6–8: (Lesson 23, Exercise File 1)

PSYC 355 Homework 2

Part 1

1. Group Statistics

2. a. Mean eating time for overweight individuals

2. b. Standard deviation for normal weight individuals,

2. c. Results for the test evaluating homogeneity of

3. The effect size is -1.6590451330094784

4. An independent-samples t-test was conducted to compare eating time in overweight people and normal weight people. There was a not a significant difference in the scores for overweight people (M=589, SD=42.615) and normal weight people (M=698.4, SD=82.949) conditions; t(38)=-3.975, p =0.

PSYC 355 Homework 3

Part 1:

Green & Salkind: Lesson 25, Exercises 1–3

1. a. F ration for the group effect – 1.

1. b. Sums of squares for the hair color effect –

1. c. Mean for redheads

1. d. p value for the hair color effect

2. An independent-samples t-test was conducted to compare violence against women after men watch nature films or explicit films. There was a significant difference in the scores for men who watch nature films (M=5, SD=2.121) and men that watch explicit films (M=7.71, SD=2.138) conditions; t(14)= -2.530, p = -5.015.

PSYC 355 Homework 4

Part One:

Green & Salkind: Lesson 26, Exercises 1, 4, 5, 6, 7, and 8

PSYC 355 Homework 5

PSYC 355 Homework 6

PSYC 355 Homework 7

PSYC 355 Homework 8

Part 1

1. Mann-Whitney U Test

This research scenario will be familiar to you. Do letters a, b, and c, answering the questions beneath your SPSS output. (3 pts for output and 2 pts each for a–c)