Quiz
Chapter 1.2
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Questions in this quiz (4)
1Which of the three measures of central tendency is most easily distorted by a few very large or very small scores?
- AThe mode
- BThe mean
- CThe median
- DThey are all equally vulnerable to distortion from atypical scores.
2The standard deviation is the most useful measure of variation in a set of data because it tells us
- Athe difference between the highest and lowest scores in the set.
- Bthe extent to which the sample being used deviates from the bigger population it represents.
- Chow much individual scores differ from the mode.
- Dhow much individual scores differ from the mean.
3Another name for a bell-shaped distribution, in which most scores fall near the middle and fewer scores fall at each extreme, is a [blank_start]normal[blank_end] [blank_start]distribution[blank_end].
- Anormal
- Bdistribution
4When sample averages are _____________ and the difference between them is _____________, we can say the difference has statistical significance.
- Areliable; large
- Breliable; small
- Cdue to chance; large
- Ddue to chance; small
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- Quiz on Chapter 1.2, created by Caleb Bear on 12/10/2020.
- Author
- Caleb Bear
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- English
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