Statistics questions

User Generated

Tbyqvr

Mathematics

Description

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

xbar =3.5

sigma= 1.1

standard error =1.1/sqrt(n) =1.1/sqrt(656)=0.043

critical value =1.28

Margin of error = 1.28*0.043=0.055

Lower limit = 3.5-0.055 =3.445 = 3.4

Upper limit =3.5+0.055 = 3.555 = 3.6



Anonymous
Excellent! Definitely coming back for more study materials.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags