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Question

Age (years)

10

11

12

13

14

Frequency

0

8

3

2

7


Q.1 Calculate the mean age in the data set of ages above.

Q.2 Calculate the median age in the data set of ages above.

Q.3 Calculate the mode of the age in the data set of ages a

Q.4. Calculate the standard deviation of the of the ages data set.

Top Answer

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Page 1.jpg

Age ( 2i)
Fremerey (fi )
O
mifi Emmulative
11
10 = 0
-2.4
12
ex 11 = 88
8 (= 0+8 ) - 1.4
15. 68
3
37:12 = 36
11 (=8+3 ) - 0.4
048
13
2#13=26
0. 72
ly
13 ( = 11+ 2 ) 0. 6
7 x 14= 98
20 ( = 13 + 7 )...

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