Question

You are given the formula (P< x <80)=95% Does this formula represent please justify your answer...

You are given the formula (P< x <80)=95% Does this formula represent please justify your answer

  1. You are given the formula  . Does this formula represent (please justify your answer):
  1. the middle 95% of the standard normal distribution?
  2. the middle 95% of a normal distribution?
  3. the 95thpercentile of a standard normal distribution?
  4. the 95thpercentile of the normal distribution?
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Answer #1

Dear student your notation used is not correct

Here should be P(X0<x<80)=95%

There must be some value at X0

However , your correct option is (B)

The middle 95% of a normal distribution

As it represents proportion of .95 between middle of point X0 and 80.

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