MathStatisticsDescriptive statistics

Quartiles

Theory

IQ distribution

Report a typo

You work with an IQ sample. Calculate all four quartiles for the sample (5 numbers). Provide your answer separated by spaces as follows: (12 34 54.5 65 135).

№

IQ

1

90

2

140

3

75

4

120

5

88

6

97

7

130

8

128

9

119

10

78

11

96

12

145

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