30

.docx

School

Seneca College *

*We aren’t endorsed by this school

Course

507

Subject

Statistics

Date

Nov 24, 2024

Type

docx

Pages

Uploaded by PrivateField10522

Two samples each of size 20 are taken from independent populations assumed to be normally distributed with equal variances. The first sample has a mean of 43.5 and standard deviation of 4.1 while the second sample has a mean of 40.1 and standard deviation of 3.2. A researcher would like to test if there is a difference between the population means at the 0.05 significance level. What is the pooled variance? Question 5Select one: a. 5.201 b. 13.525 c. 12.849 d. 3.650

Discover more documents: Sign up today!

Unlock a world of knowledge! Explore tailored content for a richer learning experience. Here's what you'll get: