New Zealand
Level 7 - NCEA Level 2
Quantiles and Percentiles
Interactive practice questions
Here are Paul's scores from his last $13$13 rounds of golf played:
$64,66,68,70,72,74,78,84,102,106,112,124,128$64,66,68,70,72,74,78,84,102,106,112,124,128
a
What is his median score?
b
What is the lower quartile score?
c
What is the upper quartile score?
Easy
1min
Here are Adam's scores from his last $17$17 exams:
$38,44,48,51,56,58,62,70,74,78,80,82,85,88,92,94,100$38,44,48,51,56,58,62,70,74,78,80,82,85,88,92,94,100
Easy
2min
Mensa is an organisation that only accepts members who score in the $98$98th percentile or above in an IQ test. What does this mean? Select all that apply.
Easy
< 1min
Consider the graph of a standard normal distribution showing the $68-95-99.7$68−95−99.7 rule.
Easy
1min
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