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Descriptive Statistics Calculations and Practical Application

Descriptive Statistics Calculations and Practical Application. Part 3. Content. Z Score Calculation from Raw Data Values Z Score to Percentile Rank Percentile Rank to Z score Z score transformed to Standardized T score with Mean = 50 and SD =10

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Descriptive Statistics Calculations and Practical Application

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  1. Descriptive Statistics Calculations and Practical Application Part 3

  2. Content • Z Score Calculation from Raw Data Values • Z Score to Percentile Rank • Percentile Rank to Z score • Z score transformed to Standardized T score with Mean = 50 and SD =10 • Z score transformed to Standardized score based on the test Mean and SD • Standardized score transformed to Z score

  3. Excel Calculator to Calculate Z Score and Percent Got to Excel Workbook to Transformed a Raw Score to a Z score

  4. Online calculation of Z score to percentile rank http://www.measuringusability.com/pcalcz.php

  5. Online Percentile Score Converted to Z Scorehttp://www.measuringusability.com/zcalcp.php

  6. Raw Score to Z Score

  7. Z Score transformed to T Score with a mean of 50 and a SD of 10 Enter Z score, enter transformed standard deviation of 10 and mean of 50 to obtain the transformed T score

  8. Z Score to New Scaled Score for a given Standardized Test Enter Z score, enter transformed standard deviation and mean to obtain the transformed score for a given test; for this case the SD =25 and the mean = 100

  9. Score from Standardized Test to Z Score

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