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Your height is 54 inches, and the mean is 58 inches with a standard deviation of 1.2. Your friends height is 60 inches. Who is relatively farther from the mean?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
Jackie is within 2 standard deviations of the mean. How much data is left in the data?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
Suppose that SAT mat scores for a year are approx. normal. With a mean of 510 and a sigma of 100. What is the probability that randomly selected score is greater than 710?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
What is standard deviation?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
If a study is subject blind then...
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
If a data set is approximately normal with a mean of 67 and a sigma value of 7, will data be spread out?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
Suppose that SAT mat scores for a year are approx. normal. With a mean of 510 and a sigma of 100. What is the probability a random score selected is greater than 610?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
If your height is 54 inches, and the mean is 58 inches with a standard deviation of 1.2, in which standard deviation category do you fall?
yes, because the sigma value is a big number
A measure of how spread out the data is
above 3 standard deviations
You
.025
5%
The person receiving the treatment does not know which treatment he/she is getting
0.16
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