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Team 2
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Teams
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5
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The empirical rule says that in a bell shaped distribution, 95% of the distributions data lies within ____ standard deviation(s) of the mean.
2
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10
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What does this symbol stand for?
population variance
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15
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What is the range of the girl's heights?
8
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15
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What is the first quartile of the girl's heights?
63
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25
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A score of 90 is at the 50th percentile. What does this mean?
50% of the scores are 90 or below.
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baam
Lose 10 points!
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star
Double points!
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fairy
Take points!
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25
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thief
Give points!
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10
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What does this stand for?
sample variance
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15
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What is the third quartile of the boy's heights?
72
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10
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Find the median. 24 36 21 22
23
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15
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Ally scored an 87 on her test. The class average was a 86 with a standard deviation of 4.9. Find Ally's z-score.
0.20
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20
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In a right skewed distribution, which is greater, the mean or the median?
mean
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seesaw
Swap points!
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magnet
Take 20 points!
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rocket
Go to first place!
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banana
Go to last place!
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10
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What shape is this distribution?
right skewed
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baam
Lose 20 points!
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rocket
Go to first place!
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gift
Win 20 points!
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thief
Give points!
5
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5
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Round to 2 decimal places. 3.41279
3.41
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5
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What are the 3 measures of central tendency?
mean, median, and mode
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