Distribution of scores, In a distribution of scores, the

Distribution of scores

Reference no: EM1311340

1. In a distribution of scores, the arithmetic mean is 51, the median is 55, and the mode is 62. What is the score, in percentile form, of a subject who does less well than two-thirds of the sample?

a) 67.
b) 33.
c) 39.
d) 43.
e)59.

2. Z scores, T scores and percentiles are very similar measures.

a)True
b)False

3. A percentile rank does not tell us where a person stands relative to their norm group.

a) True
b) False

4. A student's score falls at the 30th percentile on a 222-item test administered to a group of 100 students. This means that:

a) he got 68 items correct.
b) he got 30 items correct.
c) his score fell within +1 standard deviation of the mean.
d) his score was higher than about 70 other students.
e) his score was higher than about 30 other students.

Reference no: EM1311340

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