View Answered Questions
| No. & Date Asked | Question |
# 708 :: 4/30/09
 |
Standardized scores offers a way of comparing norm-referenced scores. The z-score distribution is based on knowing how many standard deviations away f. . .
Z-Score,
t-score,
Percentile Rank |
# 618 :: 2/8/09
|
Individual scores of a placement examination are normally distributed with a mean of 84.2 and a standard deviation of 12.8.
If a random sample of s. . .
Z-Score,
t-score |
# 524 :: 11/24/08
|
Discuss how t test can be employed in hypothesis testing by the use of directional vs. nondirectional hypotheses. Discuss types of research where usi. . .
t-score,
Z-Score,
directional test,
nondirectional test,
1-Sided Test |
# 464 :: 10/7/08
|
How do you know when to use a t-score instead of a z-score and vice versa?. . .
Z-Score,
t-score |
# 432 :: 9/30/08
|
Assume that the population of heights of male college students is approximately normally distributed with mean m of 68 inches and standard deviation s. . .
TDIST,
t-score |
# 320 :: 8/6/08
|
Individual scores of a placement examination are normally distributed with a mean of 84.2 and a standard deviation of 12.8.
If the score of an indi. . .
t-score,
TDIST |
# 309 :: 8/4/08
|
A cereal company claims that the mean weight of the cereal in its packets is 14 ounces. The weights in ounces of the cereal in a random sample of 8 of. . .
1-sample t-test,
TDIST,
t-score,
t-statistic |
# 301 :: 7/31/08
|
What is the advantage of a t-score over a z-score?. . .
t-statistic,
t-score |
