Purchase Solution

Standard Measure of Hearing Ability and Z-Scores

Not what you're looking for?

Ask Custom Question

On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score 340, 310 and 260. Give the raw scores for persons whose Z scores on this test are 2.4, 1.5, 0 and -4.5.

Purchase this Solution
Solution Summary

The standard measure of hearing ability and z-scores is examined. A complete, neat and step-by-step solution is provided.

Solution Preview

m = 300, s = 20

(1) z = (x - m)/s

(a) z = (340 - 300)/20 = ...

Purchase this Solution
Free BrainMass Quizzes
Sigmund Freud

How much do you know about Sigmund Freud's theories? Find out with this quiz!

Brain and behaviour

Reviews areas of the brain involved in specific behaviours. This information is important for introductory psychology courses.

Controversies in Developmental Psychology

This quiz addresses controversies in developmental psychology.

Common Characteristics of Qualitative Methods

This quiz evaluates the common characteristics seen in qualitative methodology.

Psychology

This quiz provides a general overview of psychology basics.

View More Free Quizzes
Related BrainMass Solutions

  • Z score

    341412 Statistics: Standard measure of hearing ability, Z scores On a, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260.

  • Normal distribution, z score, survey, sampling methods

    On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260.

  • Descriptive statistics and probability problems

    On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c)260.

  • 9 Statistics Problems

    On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260.

  • Comparing Two Different Normal Distributions

    241745 Comparing Two Different Normal Distributions Kerri scores 677 on the SAT math test which has a mean of 500 and a standard deviation of 100. Kyle scores 28 on the ACT math test which has a mean of 18 and a standard deviation of 6.

  • Understanding standard deviation and z score.

    Generally speaking, the percentage of data between two z-scores is equal to the area between the z-scores beneath the normal curve with mean zero and unit standard deviation. Standard deviation and z score are discussed.

  • Test hypothesis that hearing is better after a large meal

    After eating the meal, their hearing was tested. The hearing ability scores (high #s indicate greater ability) are given below. Using the.05 level, do the results support the theory?

  • 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.

  • Normal distribution curve and the association to individually

    Standardized tests use standard scores to report results. IQ tests use the number 100 to designate average scores and tend to use a smaller range of numbers to represent the total range of possible scores on the measure.

View More Related Solutions