AP Statistics Test 1 Practice
Quiz by Carol Hardee
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12 questions
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- Q1A numerical summary of a distribution should report at least its center, its spread, or ________?variability20s
- Q2x bar represents the __________?mean20s
- Q3M, or capital m, represents the ___________?median20s
- Q4The mean is the _____________ of the observations.average20s
- Q5The median is the ______________ of the distribution.center20s
- Q6The first quartile Q1 has about one-_________ of the observations below it.fourth20s
- Q7Q3 has about _____________ - fourths of the observations below it.three20s
- Q8The IQR is the range of the middle _________% of the observations is found.5020s
- Q9Complete: IQR = _________ - Q1.Q320s
- Q10An extreme observation is called a(n) ______________.outlier20s
- Q11An outlier is smaller than Q1-(____________) or larger than Q3+(____________) .1.5 x IQR20s
- Q12The five number summary includes the median, quartiles, the maximum, and ___________ of a distribution.minimum20s