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Given some z score, find an area under the curve representing the graph of the standard
Chapter 6, Problem 1(choose chapter or problem)
QUESTION:
Given some z score, find an area under the curve representing the graph of the standard normal distribution.
Questions & Answers
QUESTION:
Given some z score, find an area under the curve representing the graph of the standard normal distribution.
ANSWER:Step 1 of 2
The standard normal distribution is a normal distribution with the parameters of and . The total area under its density curve is equal to 1. As shown in the figure below:
To find the area under the curve corresponding to the z-score, we use the Table A-2, designed only for the standard normal distribution, which has a mean of 0 and a standard deviation of 1.