Purchase Solution

Normal Random Variable

Not what you're looking for?

Ask Custom Question

Please label your answers in bold and away from any calculations..
Note: I cannot read .xls files. I could only view .doc files.
Let be a standard normal random variable. Calculate the following probabilities. Round your responses to at least three decimal places.
a. P {Z > 2.10} =

b. P {Z is less than or equal to 1.93} =

c. P {- 1.34 < Z < 2.14}

Attachments
Purchase this Solution
Solution Summary

Let Z be a standard normal random variable. The expert calculates probabilities. The responses are rounded to at least three decimal places.

Solution Preview

Please see the attached file.

Please label your answers in bold and away from any calculations..
Note: I cannot read .xls files. I could only ...

Purchase this Solution
Free BrainMass Quizzes
Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

View More Free Quizzes
Related BrainMass Solutions

  • Normal and standard normal distribution

    Part B What is the transformation to standardize a normal random variable? Why do we standardize normal random variable to find normal areas? Explain.

  • Standard normal distribution used to compute probabilities

    The solution computes probabilities given a standard normal random variable.

  • Mean and Variance of Normal and Random Variable

    204429 Mean and Variance of Normal and Random Variable Please provide a solution to the following problem: Derive the Mean and Variance of normal and binomial random variable assuming X~N(mean, sigma^2). Please see the attached document.

  • Statistics - All Topics

    204417 Statistics - Standard Normal Random Variable .. Let be a standard normal random variable.

  • A Discrete and A Continuous Random Variable

    170161 A Discrete and A Continuous Random Variable Explain the difference between a discrete and a continuous random variable. Give two examples of each type of random variable.

  • Random Variable

    14197 Let x be a standard normal random variable Let be a standard normal random variable. Use the calculator provided to determine the value of such that . Carry your intermediate computations to at least four decimal places.

  • Description of standard normal random variable

    161040 Description of standard normal random variable Let z be a standard normal random variable and calculate the following probabilities: p(z is greater than .73) = p(z is less than or equal to 1.75 = p(-1.33 is less than z which is less than 2.2

  • Practice Quiz - Statistics

    There are 2 types of random variable which are discrete random variable and continuous random sample. _____14. The variance is the expected value of the squared difference between the random variable and its mean. _____15.

  • Standard Normal Probability

    330376 Standard normal probabilities variable Standard normal probabilities Let Z be a standard normal random variable. Calculate the following probabilities using the calculator provided. Round your responses to at least three decimal places.

View More Related Solutions