The measure or width of a class interval...

The measure or width of a class interval10-20 is :

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The lower limit of class interval 20-25 is :

The upper limit of class interval 20-30 is:

The weight of 50 apples form a consignement are as below 113,131,75,82,204,81,84,118,110,104,107,80,141,111,143,136,78,.90,110,98,106, 99,84,107,186,76,82,109,100,115,125,107,115,93,119,89,87,139,129,130,68,73, 195,111,125,85,92,126,70,75. form the grouped frequency table by dividing the variable range into intervals of equal width of 20 g so that the mid vlaue of the first class intervals is 70 g.

The mid value of a class interval is 42 and the class size is 10. find the lower and upper limits.

Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows : : Make a frequency distribution table for this data, taking class width 5 and one of the class interval as 5— 10

MBD-REVISION TEST PAPER-2-EXERCISE

In the equation 6 = z + 2, the value of z is :
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The measure or width of a class interval10-20 is :
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How many digits are there in the square root of number 1234321.
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Which number has an odd square:
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