Westonci.ca is the best place to get answers to your questions, provided by a community of experienced and knowledgeable experts. Connect with professionals on our platform to receive accurate answers to your questions quickly and efficiently. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform.

What is the relationship between a 90% confidence interval around a mean and a 95% confidence interval around a mean?
a. The 90% C.I. is wider and includes more values than the 95% C.I.
b. The 95% C.I. is more precise in estimating a mean than the 90% C.I.
c. The 90% C.I. is more precise in estimating a mean than the 95% C.I.
d. The 95% C.I. is narrower and includes less values than the 90% C.I.