January 17, 2018
###### A statistic that uses sample data to make general estimates about the larger population is statistic.
January 17, 2018

PSYC 355 Week 1-8 Complete Homework Solution

PSYC 355 Homework 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.
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
b. Standard deviation for normal weight individuals,
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

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