View Answered Questions
| No. & Date Asked | Question |
# 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 |
# 452 :: 10/3/08
|
why does a z score always have a mean of 0 and a standard deviation of 1?. . .
Standard Normal Curve |
# 291 :: 7/26/08
|
According to the standard normal curve, _____% of values should fall;
within +/ – 1 standard deviation(s) from the mean;
+/- 3 standard deviation. . .
Standard Normal Curve,
above .10 |
# 215 :: 6/3/08
|
Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $30,000 and $45,000. Assum. . .
Standard Normal Curve,
Confidence Intervals,
Standard Deviation,
Normally Distributed |
# 41 :: 10/29/07
|
On a scale from 0 to 100, the mean level of economic development among the countries in the world is 65 and the standard deviation is 10. What proport. . .
Z-Score,
Standard Normal Curve |
