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How to use Statdisk and a normal table to find critical value
Saint Leo Week 4
How to use Statdisk and a normal table to find critical value

How to use Statdisk and a normal table to find critical value

Author: mary daunis
Description:

to illustrate the solution to this problem using both Statdisk and the table in your text

A 99.5% confidence interval is pictured as the area in the HUMP of the normal curve - what is left is the area in the two TAILS combined. Each TAIL has half of this remaining area, and that is where ALPHA/2 comes from.

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Solution to 7.6#2

How to use the table or Statdisk to find the z score for a 99.5% confidence interval -

Source: Triola