Purchase Solution

Determine the standardized version of x

Not what you're looking for?

Ask Custom Question

Consider below data:

X 450 300 300 300 400 500

a) determine the standardized version of x
b) find the observed value of z corresponding to an observed value of x of 400
c)obtain all possible observations of z
d)use the results to show that the mean and standard deviation of a standardized variable are 0 and 1 respectively.

Purchase this Solution
Solution Summary

This solution provides a detailed, step by step explanation of the given question.

Purchase this Solution
Free BrainMass Quizzes
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.

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.

View More Free Quizzes
Related BrainMass Solutions

  • Studentized and Standardized Version

    standardized version of x (x with dash over, see attachment) b. studentized version of x (x with a dash over, see attachment). Please see the attached file.

  • Confidence Interval and Random Sample

    The observed value of the standardized version of x-bar is z =-.77, and the studentized version of x-bar is t = -0.605. Is this true? Show answers. 1. A confidence interval for a population mean has a margin of error of 10.7.

  • Confidence intervals

    Test whether the sample has been drawn from the population. a. Standardized version of x (sample mean). b. Studentized version of x (sample mean).

  • Normal distribution

    Obtain the standardized version, z of x. z=(x-M )/s=(x-206)/44.7 b.

  • Standardized Regression Coefficients

    Be sure to explain how the standardized (beta) regression coefficients for AGE is used to determine the direction and magnitude of the association between AGE and CDRS, and how it may be used to determine whether RADS or AGE has a greater impact on CDRS

  • Concentration through Titration

    Titrated with 12.2mL of standardized hydrochloric acid) 12.2mL of 0.12M = 0.0015 moles in 12.2 mL 2 moles of HCl react with 1 Na2B4O7 0.0015/2 x 10 = 0.0075 moles of Na2B4O7 x 10 = 0.075M b) From the titration with NaOH  the reaction for the

  • Predicted Value of Standardized Test Statistics

    We have z=(23.3000002-23)/1.2*sqrt(50)=1.767767 So, the best answer is D: 1.77 The solution works through the given equations of determine the best predicted value for y and finds the value of the standardized test statistic

  • Functions of the Frame Relay LMI (Local Management Interface)

    ANSI and ITU-T have standardized their own variations of the original LMI specification, and these standardized specifications now are more commonly used than the original version.

  • Standardized Mortality Ratio

    To find expected number of deaths, you multiply persons -at-risk x expected cancer deaths / 100,000 for the 1st one in red, 8444 x 13 / 100,000 = 1.09 = 1.10 and similarly, 38 x 13 / 100000 = 0.0049 = 0.005.

View More Related Solutions