Exam (elaborations)
BESC 3010 Chapter 9- Questions & Answers
- Course
- Institution
BESC 3010 Chapter 9- Questions & Answers
[Show more]
Content preview
BESC 3010 Chapter 9- Questions &Answers
The comparison group in a repeated measures t-test is... Correct Ans-each person's own
score at time 1.
Imagine that a researcher conducts a repeated measures t-test with critical values of ±2.78 and
gets an observed value (or test value) of t = -3.30. What is the proper conclusion in this case?
Correct Ans-Reject the null hypothesis
When the means of two samples are being compared and Cohen's d = 0, then... Correct Ans-
the means are identical.
If a research conducts an inferential test (such as a t-test) and rejects the null hypothesis, then
what is the probability of a Type II error? Correct Ans-0.00
If n = ∞, then what is the critical value of t for alpha = .05? Correct Ans-±1.96
If a researcher conducts a t-test with an alpha of .01 and gets a p-value of .25, then the
researcher should... Correct Ans-retain (i.e, fail to reject) the null hypothesis.
If you want to compare the means of two different groups to each other then you should use...
Correct Ans-a two-sample t-test.
As the means of two groups become more similar, Cohen's d will... Correct Ans-approach 0.
If you conduct a one-tailed (i.e., directional) two-sample t-test with a critical value of +2.20 and
gets an observed value of t = -3.53, then what should you do? Correct Ans-Retain the null
hypothesis
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamRoom. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now