math (stats)
 👍
 👎
 👁

 👍
 👎
Respond to this Question
Similar Questions

Algebra
Scores on a test have a mean of 66 and Q3 is 80. The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth. 10.5 18.7 20.9 9.4

Math
Find the mean of the data set. If necessary, round to the nearest tenth. 15.8, 14.9, 17.6, 13.4. A) 15.7 ***** B) 16.2 C) 16.7 D) 19.6 Erin wrote the following set of numbers. 37, 22, 37, 19, 34, 22, 37, 22, 32, 26, 30, 22 What is

stat
the average number of pushups a United States Marine does daily is 300, with a standard deviation of 50. A random sample of 36 marines is selected. What is the probability that the sample mean is at most 320 pushups? With a mean

statistics/normal distribution
Find the area of the shaded region.The graph to the right depicts IQ scores of Adults (85120), and those scores are normally distributed with a mean of 100 and a standard deviation of 15

Statistics
At one university, the students are given zscores at the end of each semester instead of traditional GPA's. The mean and standard deviation of all the student' culmulative GPA's, on which the zscores are based, are 2.7 and .5

Math zscores
find the zscores for which 92% of the distribution's area lies between z and z

stats
Find the zscores for which 92 % of the distribution's area lies between minus z and z.

statistics
Scores from a statistics exam are reported as deviation scores. Which of the following deviation scores indicates a higher position in the class distribution?

statistics
Scores on a test have a mean of 66 and Q3 of 81. The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth.

Statistics 250
In a normal distribution, what zscore value separates the highest 90% of the scores from the rest of the distribution? a)z = 1.28 b)z = 1.28 c)z = 0.13 d)z = 0.13

stats.
The GMAT test is required for admission to most graduate programs in business. In a recent year, the GMAT test scores were normally distributed with a mean of 550 and standard deviation of 100. A. Find the first quartile for the

stats need help
If all the values in a data set are converted to zscores, the shape of the distribution of the zscores will not be the same as the distribution of the original data. True or False?
You can view more similar questions or ask a new question.