Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Statistics
Probability
On standard IQ tests, the mean is 120 and the standard deviation is 18. The results are very close to fitting a normal curve. Suppose an IQ test is given to a very large group of people. Find the percent of people whose IQ score is less than 156.
1 answer
Use the same process as indicated in my response to your previous post.
You can
ask a new question
or
answer this question
.
Related Questions
Find the mean, variance, and standard deviation for the following data set. Round to the nearest tenth.
55, 87, 62, 85, 93, 75 (1
if someone scored two standard deviations above the mean on a standard test where the mean =100 and the standard deviation = 15,
What are the mean, variance, and standard deviation of these values? Round to the nearest hundredth.
15, 18, 23, 7, 31 (1 point)
What are the mean, variance, and standard deviation of these values? Round to the nearest tenth.
11, 11, 3, 1, 11, 11 (1 point)
Please show your work to find the mean and standard deviation of the data. Round to the nearest tenth.
20, 16, 18, 14, 9, 20, 16
Question: If a distribution has a mean of 100 and a standard deviation of 15, what value would be +2 standard deviations from
150 students is 60 kg the mean of body is 70 kg withstandard deviation of 10 kg and mean weight of girls is 55 kg with standard
what are the mean and standard deviation of a sampling distribution consisting of samples of size 16? these sameples were drawn
The weights (in kilograms) of a group of ten randomly selected men are as follows:
79, 79, 94, 89, 91, 82, 86, 76, 83, 94
On standard IQ tests, the mean is 120 and the standard deviation is 15. The results are very close to fitting a normal curve.