Which of the three measures of central tendency is most easily distorted by a few very large or very small scores?

They are all equally vulnerable to distortion from atypical scores.

The standard deviation is the most useful measure of variation in a set of data because it tells us

how much individual scores differ from the mean.

the difference between the highest and lowest scores in the set.

the extent to which the sample being used deviates from the bigger population it represents.

how much individual scores differ from the mode.

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Caleb Bear 4 Fragen

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1Which of the three measures of central tendency is most easily distorted by a few very large or very small scores?
1. AThe mode
2. BThe mean
3. CThe median
4. 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
1. Athe difference between the highest and lowest scores in the set.
2. Bthe extent to which the sample being used deviates from the bigger population it represents.
3. Chow much individual scores differ from the mode.
4. 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].
1. Anormal
2. Bdistribution
4When sample averages are _____________ and the difference between them is _____________, we can say the difference has statistical significance.
1. Areliable; large
2. Breliable; small
3. Cdue to chance; large
4. Ddue to chance; small