Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Question: Wechsler Adult Intelligence Scale (WAIS) Scores
The scale of scores on the WAIS are approximately Normal with mean 100 and standard deviation 15.
Answer the following questions:
(a) The organization MENSA, which calls itself "the high-IQ society", requires an IQ score of 130 or higher for membership. What percent of adults would qualify for membership?
(b) Corrine scores 118 on such a test. How far away from the mean is she (or how many standard deviation units away from the mean is she)?
(c) Corrine scores higher than what percent of all adults?
(d) Individuals with WAIS scores below 70 are considered mentally retarded, when, for example, applying for Social Security disability benefits. By this criterion, what percentage of adults are retarded?
Toss ten unbiased coins once at the same time, what is the probability that seven heads showing up? Use Binomial Distribution to calculate the probability.
Write down the difference between reliability and validity? Write down the different kind of reliability and validity. What kind of reliability and validity would you seek in assessing employee performance?
The standard deviation of the population of completion times is minutes, what is the minimum sample size needed for the managers to be confident that their estimate is within minutes of?
Suppose the credit center selects five cardholders at random. What is the probability that all five cardholders will pay their new monthly balance in full before the payment due date?
Scores on a test are normally distributed with a mean of 60.9 and a standard deviation of 12. Find P81, which separates the bottom 81% from the top 19%.
Given the large difference between the two measures of central tendency, which of the two would you rely on in describing the average claim cost and why?
Grand Strand Family Medical Center is specifically set up to treat minor medical emergencies for visitors to the Myrtle Beach area. There are two facilities, one in the Little River Area and the other in Murrells Inlet.
Create an example of an application oriented binomial experiment. You are to give the scenario which should include an "n" and "p".
Find the probability that in a given year,a) Exactly one major hurricane will strike the U.S. mainland
If the class does well on an exam, then the next exam is equally likely to be any of the three types. If the class does badly, then the next exam is always type 1. What proportion of exams are type 1, 2, and 3?
Find the standardized test statistic t for a sample with n = 12, = 17.4, s = 2.1, and if Round your answer to three decimal places.
The Nile Superstore is conducting a survey of consumer preferences for a new wireless, e-book reader. A sample of 160 people reveals that 120 would buy the new reader. Estimate the value of the population proportion.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd