206k views
1 vote
A) Estimate σ2 with 90% confidence given that n = 15 and s2 = 12.

b) Repeat part (a) with n = 30.
c) What is the effect of increasing the sample size?

1 Answer

1 vote
B because that’s the answer
User Emanuele Greco
by
8.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories