Unlock document.
This document is partially blurred.
Unlock all pages and 1 million more documents.
Get Access
Chapter 6 – Problems 15-19
Confidence Intervals
Problem 6-15 (a)
T.INV.2T for t-value, 2-tailed distribution, 95% conf. 2.131
CONFIDENCE.T interval for Students t-distribution 1.4920
Problem 6-15 (b)
T.INV.2T for t-value, 2-tailed distribution, 99% conf. 2.947
CONFIDENCE.T interval for Students t-distribution 2.0627
Problem 6-16
NORM.S.INV for z-value, 2-tailed distribution, 90% conf. 1.282
Problem 6-17
Problem 6-18
Problem 6-19
