The result X of a stress test is known to be a normally distributed random variable with

Question:

The result X of a stress test is known to be a normally distributed random variable with mean and standard deviation 1.3. It is required to have a 95% symmetrical confidence interval for u with total width less than 2. Find the least number of tests that should be carried out to achieve this. (L)

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: