Exam (elaborations)
STAT 200 Week 8 Homework | Step by Step Complete Solution
STAT 200 Week 8 Homework | Step by Step Complete Solution
[Show more]
Seller
Follow
Content preview
STAT 200 Week 8 Homework | Step by Step Complete SolutionWeek 8 Homework
Lane
10. If an experiment is conducted with 5 conditions and 6 subjects in each condition, what are
dfn and dfe?
5 conditions (K)
6 subjects
N = 5 x 6 = 30
Degrees of freedom (dfn) = N -1 = 30 – 1 = 29.
Error degrees of freedom (dfe) = N – K = 30 - 5 = 25.
17. The following data are from a hypothetical study on the effects of age and time on scores on
a test of reading comprehension. Compute the analysis of variance summary table.
Hoa: there is no significant difference in the rows.
H1a: there is significant difference in the rows.
Hob: there is no significant difference in the columns.
H1b: there is significant difference in the columns.
The analysis of variance summary table is shown below.
Anova: Two-Factor Without Replication
SUMMARY 12 Year Olds 16 Year Olds Total
This study source was downloaded by 100000850270298 from CourseHero.com on 03-21-2023 03:32:52 GMT -05:00
https://www.coursehero.com/file/12966270/Stats-Homework-week-8/
, STAT 200 Week 8 Homework | Step by Step Complete Solution
30 minutes
Count 5 5 10
Sum 311 370 681
Average 62.2 74 68.1
98.9888888
Variance 104.2 31.5 9
60 minutes
Count 5 5 10
Sum 333 474 807
Average 66.6 94.8 80.7
235.788888
Variance 28.8 4.7 9
Total
Count 10 10
Sum 644 844
Average 64.4 84.4
64.4888888 136.266666
Variance 9 7
ANOVA
Source of Variation SS df MS F P-value F crit
Sample 793.8 1 793.8 5 8 8
47.281- 3.7264 4.493
3238 7E- 99841
Columns 2000 1 2000 8 06 8
7.94799- 0.0123 4.493-
054 4193 9841
Interaction 336.2 1 4 8 8
Within 676.8 16 42.3
This study source was downloaded by 100000850270298 from CourseHero.com on 03-21-2023 03:32:52 GMT -05:00
https://www.coursehero.com/file/12966270/Stats-Homework-week-8/
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 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 samuelkinuthia. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £14.79. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72042 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now