The mass of vitamin E in a capsule manufactured by a certain drug company is normally distributed
Question:
The mass of vitamin E in a capsule manufactured by a certain drug company is normally distributed with standard deviation 0.042 mg. A random sample of five capsules was analysed and the mean mass of vitamin E was found to be 5.12 mg. Calculate a symmetric 95% confidence interval for the population mean mass of vitamin E per capsule. Give the values of the end-points of the interval correct to three significant figures. (C)
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
A Concise Course In Advanced Level Statistics With Worked Examples
ISBN: 9780748754755
4th Edition
Authors: J. Crawshaw, J. Chambers
Question Posted: