Question

write the class size and class limits of104,114,124,134​

Answer 1

The size of each class is Class Size.Here the class size is
114-104 ie, 10..

Class limit is the midvalue of the class size... Here class size is 104 to 114
The formula is Upeer limit +Lower limit/2
So 104+114/2=109

Answer 2

Solution :

Given class marks

104,114,124,134

Class size (h) = Difference

of two consecutive class

marks

= 114 - 104

h = 10

Class limits : (xi -h/2 ,xi+h/2)

( 104-10/2, 104+10/2)

= ( 104 - 5 , 104 + 5 )

= ( 99 - 109)

Therefore ,

99 - 109

109 - 119

119 - 129

129 - 139

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