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| No. & Date Asked | Question |
# 840 :: 2/11
 |
Sat verbal scores are normally distributed with a mean of 426 and a standard deviation of 94. Use the Empirical Rule to determine what percent of the. . .
Empirical Rule |
# 703 :: 4/26/09
 |
The following data is a random sample of 1st quiz scores from previous Research 342 classes.
9.5, 6.5, 4.25, 8.5, 7.5, 4.5, 4.25, 6, 7
mean = 6.44 . . .
Confidence Intervals |
# 620 :: 2/8/09
 |
The total area under the curve of the standard normal distribution is not necessarily 1.0.
A) True
B) False. . .
Normal Curve,
Standard Normal Distribution,
Standard Normal Curve |
# 208 :: 5/27/08
 |
I am comparing 2 proportions of patients (before and after the introduction of a new quality-of-care project). The project is expected to reduce the p. . .
1-Sided Test,
Hypothesis Test |
# 170 :: 4/25/08
 |
If last six month average defect rate is 5% then what will be the process Zst score?
. . .
1.5 Sigma Shift,
Z-Score,
Z Short Term |
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