Skip to content
ml-recall

#t-interval

1 question from Statistics & Estimation

Timed test

1 question · 1 min · score and explanations at the end

Take a test
Q 1 / 1Score 0 / 0

Question 1: Short answer

mediumAI-checkedStatistics & Estimation

A 95% confidence interval for a population mean, based on a simple random sample of 36 observations and the tt-distribution, is (18.985, 21.015). What is the sample standard deviation?

2 decimals