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Given the heights (in cm) of two group o...

Given the heights (in cm) of two group of students: Group A: 131 cm, 150 cm, 147 cm, 138 cm, 144 cm. Group B: 139 cm, 148 cm, 132 cm, 151 cm, 140 cm. Which of the following is/are the true? (I) The range the heights of the two groups of students are the same. (II) The mean of the heights of the two groups of students are the same.

A

I only

B

II only

C

Both I and II

D

None of these

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