What is the standard deviation for these results?

Q: The Wechsler IQ test is normally distributed with mean 100 points and standard deviation 15 points.…

A: GivenMean(μ)=100standard deviation(σ)=15Bill Gates was found to have an IQ of 160 on the Wechsler IQ…

Q: IQ scores of adults are normally distributed with a mean of 100 and a standard deviation of 12. What…

A: It is given that the mean and standard deviation are 100 and 12, respectively.

Q: What would be a potentially better alternative to using standard error and standard deviation as the…

A: Standard Deviation : The standard deviation(SD) measures the amount of variability, or dispersion…

Q: Why is the standard deviation used more frequently than the variance as a measure of variability?

A: The standard deviation and variance, are measures of dispersion (variability).  The relation between…

Q: A succesful basketball player has a height of 6 feet 4 inches or 193 cm based on statisc from data…

A:

Q: Scores on a history test have average of 55 with standard deviation of 10. What is the probability a…

A:

Q: What do the mean deviation, variance and standard deviation all have in common? How is this common…

A: Mean deviation, standard deviation and variance all measure the spread of the distribution.Mean…

Q: A basketball player has a scoring average of 0.325 each week of the season, with a standard…

A: Given: μ=0.325σ=0.065

Q: When you use the two-standard-deviations F-test, what assumption must be met by the variable under…

A:

Q: A normal distribution of scores representing ones fear of crime is analyzed.  Higher scores indicate…

A: The question is about normal distribution.Given :Population mean score (  ) = 6Population standard…

Q: The mean number of English courses taken in a two-year time period by male and female college…

A: Here we will conduct a 2 independent sample t-test to test the equality of the average number of…

Q: the number of eggs female house flies lay during a lifetime is normally distributed what a mean of…

A: Given: Mean=800 Standard deviation, σ=100 Sample Size, n=15

Q: IQ scores can be described by a Normal model with mean 100 and standard deviation 17. (Use 4…

A: Given data,μ=100σ=17

Q: I also need the standard deviation for the above question.

A:

Q: In an exam for a statistics class, the class average is 68 with a standard deviation 4. If a student…

A: Given mean μ= 68, standard deviation σ= 4 Let X: score of the students = 75

Q: What are the best ways to find the standard deviation?

A: Standard deviation is a measure of variability. It describes how far the data falls from the…

Q: The scores on a standardized test are normally distributed with a mean of 90 and standard deviation…

A: The test score is 0.6 standard deviations above the mean is obtained below: From the given…

Q: 1. A survey was conducted by a group of students as a part of their environment awarenesS programme,…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: The standard error of an estimator is the standard deviation of the estimator. True False

A: The Standard Error of the estimator is the Standard deviation of the estimator.