statistics
 👍
 👎
 👁

 👍
 👎
Respond to this Question
Similar Questions

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

Math
Suppose scores on an IQ test are normally distributed. If the test has a mean of 100 and a standard deviation of 10, what is the probability that a person who takes the test will score between 90 and 110?

statics
Using the 689599.7rule. Assume that a set of test scores is normally distributed with a mean of 80 and a standard deviation of 25. Use the 689599.7 rule to find the following quantities. percentage of scores greater than 105

Statistics
5. Scores on a recent national statistics exam were normally distributed with a mean of 80 and a standard deviation of 6. a. What is the probability that a randomly selected exam will have a score of at least 71? b. What

statistics
A test of writing ability is given to a random sample of students before and after they completed a formal writing course. The results are given below. Construct a 99% confidence interval for the mean difference between the before

Math
The scores on the GRE are normally distributed with a mean of 541 and a standard deviation of 89. Use the 689599.7 rule to find the percentage of people taking the test who score between 363 and 541

Statistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label first… a. Percentage of

Mathstatistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantiles: a.percentage of scores less than 100 b. relative frequency of

math new question
15. Which of the following would best display information in a frequency table that has been divided into categories? bar graph**** pictograph circle graph histogram 14. The mean of a set of four test scores is 85. If three of the

Statistics
The National Assessment of Educational Progress tested a simple random sample of 1000 thirteen year old students in both 2004 and 2008 and recorded each student's score. The average and standard deviation in 2004 were 257 and 39,

Statistics... I need help
. Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: (Hint: Make a drawing and label first) a. Percentage of scores

Statistics
The scores on a math test are normally distributed. if the mean is 72 and the standard deviation is six, what is the range of 98% of the scores?
You can view more similar questions or ask a new question.