Question 4 0.5 pts A data set has a mean of 44. In this data set,...

Question

Question

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

4 pts If a given data set is normally distributed with a mean of 15 and...

4 pts If a given data set is normally distributed with a mean of 15 and a standard deviation of 5, what is the z-score that corresponds to a value of 13? Express your answer as a decimal rounded correctly to the hundredths place.
Use the following info for 17-19. A normally distributed data set has a mean of 100...

Use the following info for 17-19. A normally distributed data set has a mean of 100 and a standard deviation of 10. 17. What percentage of values are greater than 90? 18. What percentage of values are less than 90? 19. What z score corresponds to a value of 110? 20. What z score corresponds to a value of 90
question 4 1. A distribution has a standard deviation of a = 12 points. Find the...

question 4 1. A distribution has a standard deviation of a = 12 points. Find the 2-score for each of the following locations in a distribution by sketching a distribution (do not use an equation). (4 points) a. Above the mean by 4 points b. Below the mean by 6 points c. Below the mean by 18 points 2. A distribution has a standard deviation of a = 5 and u = 30. Find the score for each of the...

#4 (4a) You have a data set with a mean of 50 and a standard deviation...

#4 (4a) You have a data set with a mean of 50 and a standard deviation of 10. If you add 3 to every data point, what will be the new values for the mean and standard deviation. Briefly explain your answer. (4b) The standardized score for the minimum of a data set is Zmin median is zmed = -0.6, and the standardized score the maximum of the data set is zmin +6.8. Based on this information alone, describe the...
Question 13 4 pts Z-scores A variable is normally distributed, with mean 118 and standard deviation...

Question 13 4 pts Z-scores A variable is normally distributed, with mean 118 and standard deviation 30. What is the Z-score when x = 100? (Select] What x value is 1.5 standard deviations above the mean? [Select) > Question 14 6 pts Normal Distribution A variable is normally distributed, with mean 118 and standard deviation 30. What is P(60 SXS 160)? (Select) What is P(x2130)? Select) What is the top 10%? [Select
Suppose you have a normally distributed set of data pertaining to a standardized test. The mean...

Suppose you have a normally distributed set of data pertaining to a standardized test. The mean score is 1000 and the standard deviation is 200. What is the z-score of 1600 point score?

(4 pts, 2 pts each) The following are the means and standard deviations of some well-known...

(4 pts, 2 pts each) The following are the means and standard deviations of some well-known standardized tests, referred to as Test A, Test B, and Test C. All three yield normal distributions. Test Mean Standard Deviation Test A 500 100 Test B 150 8 Test C 70 15 a. (2 pts) A score of 450 on Test A corresponds to what score on Test B? b. (2 pts) A score of 625 on Test A corresponds to what score...
A set of data items is normally distributed with a mean of 30 and a standard...

A set of data items is normally distributed with a mean of 30 and a standard deviation of 6.4. Find the data value in the distribution that corresponds to each of the following z-scores. Round your answers to the nearest tenth (one decimal place). Z=-1.5 Answer: ____ Z= 1.6 Answer:_____
Suppose you are working with a data set in which the mean = 100, and the...

Suppose you are working with a data set in which the mean = 100, and the standard deviation = 20. What is the z-score for Jeff, who has a raw score of 85? What is the z-score for Ashley, who has a raw score of 125? What is the raw score for Vale, who has a z-score of -1.00? What is the raw score for Michael, who has a z-score of 2.00? What proportion of scores lie above Jeff’s...

How much area under the normal curve lies between the mean and a z-score of 1.30?...

How much area under the normal curve lies between the mean and a z-score of 1.30? 0.4032% 40.32% 50% 9.68% Flag this Question Question 224 pts The standardized normal curve always has a mean of _____ and a standard deviation of _____. 50,2 0,1 68,1 1,0.5