The weight of a product is normally distributed.A sample of 50 units is taken from a batch.The sample yielded the following results: $\bar { x }$ = 75kg and s = 10kg.
-Calculate a 99 percent confidence interval for $\mu$
.

Question

The weight of a product is normally distributed.A sample of 50 units is taken from a batch.The sample yielded the following results: $\bar { x }$ = 75kg and s = 10kg.
-Calculate a 99 percent confidence interval for $\mu$ 
.

Quizplus · Accepted Answer

The Answer of The weight of a product is normally distributed.A sample of 50 units is taken from a batch.The sample yielded the following results: $\bar { x }$ = 75kg and s = 10kg.
-Calculate a 99 percent confidence interval for $\mu$ 
.

The Weight of a Product Is Normally Distributed xˉ\bar { x }xˉ

The Weight of a Product Is Normally Distributed $\bar { x }$