In a certain investigation 460 persons were involved in a study and based on an inquiry on their age it was known that 75% of then were atleast 22 years old. The following frequency distribution shows their age

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In a certain investigation 460 persons were involved in a study and based on an inquiry on their age it was known that 75% of then were atleast 22 years old. The following frequency distribution shows their age

In a certain investigation 460 popors ware
and based on an inquiry On thoir age, it was known that Tri.
Orthom
were atleast Dayoars olds.
The following frequency distribution shows
Age f
13
24
fi
23
28
122
33 fa
38
43
48
56
DO
33
202
AGE
a) find the median
ax
b) compute the first and the third quartile
© Compute the th deale and 83rd Percontie
d) find the mean deviation
PA
a) Madion = 1/₂
8 = 4
2
a
s involved in thastudy
their
VO
сде
at
1-4
Transcribed Image Text:In a certain investigation 460 popors ware and based on an inquiry On thoir age, it was known that Tri. Orthom were atleast Dayoars olds. The following frequency distribution shows Age f 13 24 fi 23 28 122 33 fa 38 43 48 56 DO 33 202 AGE a) find the median ax b) compute the first and the third quartile © Compute the th deale and 83rd Percontie d) find the mean deviation PA a) Madion = 1/₂ 8 = 4 2 a s involved in thastudy their VO сде at 1-4
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