Let Z Be a Normal Random Variable with Mean 0

question 93

Multiple Choice

Let z be a normal random variable with mean 0 and standard deviation 1.What is P(1.3 < z < 2.3) ?

• A)0.4032
• B)0.9032
• C)0.4893
• D)0.0861
• E)0.0086

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Definitions:

Simple Analysis of Variance

A statistical method used to compare the means of two or more groups to see if there is a significant difference between them.

One-way ANOVA

A statistical test that compares the means of three or more independent groups to determine if there is a significant difference among them.

Dependent Variable

In an experiment, it is the variable that is being tested and measured, expected to change as a result of modifications to the independent variable.

Television Viewing

The act of watching content on a television set or through television channels.