Z score, percentile rank, t score, SAT score, Stanine score

Related BrainMass Solutions

• Standardized Scores

  191619 Standardized Scores: z-score, percentile rank, t-score, SAT score, stanine score 1.

• Comparing Two Different Normal Distributions

  P(Z <= 1.77) = .9616 P(Z <= 1.67) = .9525 Rounded to two decimal places, Kerri's score was the 96th percentile and Kyle's was the 95th percentile.

• Test and Measurements Task

  Person B received a z-score of 0: T score (50), CEEB score (500), IQ score (100), Subset scores (10), and approximate percentile score (50).

• Percentile rank & Inter-quartile range

  IQR = 113.49 - 86.51 = 26.98 c) What would be the percentile rank of a score of 125? First, we need to find the standard score for 125.

• Percentile Rank

  P (X < 90) = = P (Z < -0.6667) = 0.2525 Hence the percentile rank = 0.2525 * 100 = 25 The solution provides step by step method for the calculation of probability using the Z score and percentile rank.

• How To Make a Table of a Grouped Frequency Distribution

  It explains how to find and compute the values to include under columns for class interval, frequency, cumulative frequency, percentage, cumulative percentage/percentile rank, z-score, and T-score.

• Standard Score for Normal Data

  What would be the percentile rank for a score of 433? Here we need P(X<433)=P(Z<0.67)=0.7486 See attached In an attached Word document, this solution provides a step by step method for computing the standard score for normal data.

• Confidence Interval for Mean

  If a student made a 500 on this SAT, what would be his/her percentile rank? Please see the attached file. The solution gives the details of construction of 95% confidence interval for mean.

• Scores and Interpretations

  Other terms that parents may hear are stanine scores and sten scores when they are hearing that their child's stanine score is the same as their percentile score. You can also use a t-test and a z-score to check the results of the tests given.