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No. & Date Asked  Question 

# 708 :: 4/30/09

Standardized scores offers a way of comparing normreferenced scores. The zscore distribution is based on knowing how many standard deviations away f. . .
ZScore,
tscore,
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. . .
ZScore,
tscore 
# 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. . .
tscore,
ZScore,
directional test,
nondirectional test,
1Sided Test 
# 464 :: 10/7/08

How do you know when to use a tscore instead of a zscore and vice versa?. . .
ZScore,
tscore 
# 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,
tscore 
# 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. . .
tscore,
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. . .
1sample ttest,
TDIST,
tscore,
tstatistic 
# 301 :: 7/31/08

What is the advantage of a tscore over a zscore?. . .
tstatistic,
tscore 