EDUC 812 Quiz: One-Sample t-Test | Questions and Answers | Fall 2025/26 Update | 100% Correct.

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Quiz: One-Sample t-Test
Due Jan 28 at 11:59pm Points 50 Questions 25
Time Limit 120 Minutes

Instructions

The quiz:

Covers the Textbook material from Module 2: Week 2.
Contains 25 multiple-choice questions.
Is limited to 2 hours.
Allows 1 attempt.
Is worth 50 points.

The quiz will also cover the assignments for Module 2: Week 2. Each quiz will be open-book/open-notes.

Submit this assignment by 11:59 p.m. (ET) on Sunday of Module 2: Week 2.



Attempt History
Attempt Time Score
LATEST Attempt 1 80 minutes 50 out of 50




 Correct answers are hidden.

Score for this quiz: 50 out of 50
Submitted Jan 25 at 10:28pm
This attempt took 80 minutes.


Question 1 pts



Normality is best represented visually using a


Scatter Plot

, Histogram


Trend Chart


Pie Chart




Question 2 pts



A Type II error occurs when the researcher did not reject the null
when null is false.


True


False




Question 3 pts



The Kolmogorov-Smirnov tests for what assumption?


The normality assumption


The homogeneity of variance assumption


The assumption of extreme outliers




Question 4 pts



Interpret the effect size (η2) for: t(34) = 0.62, p = .04, η2 = .01