Solutions Statistics

Consumer Reports wants to determine if the average lifetimes of ballpoint pins of three different ty

Question: Consumer Reports wants to determine if the average lifetimes of ballpoint pins of three different types are the same. The magazine takes a random sample of pens of each type. Results are shown in the following table.

Brand 1 Brand 2 Brand 3
260 181 238
218 240 257
184 162 241
219 218 213

At the 0.05 level of significance is Consumer Reports correct?

Price: $2.99
Solution: The solution consists of 3 pages
Deliverables: Word Document


∴ Other downloads you may be interested in ∴

log in to your account

Forgot password?
Don't have a membership account?
REGISTER

reset password

Back to
log in

sign up

Back to
log in