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Organise the following marks in a …

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Organise the following marks in a assessment in a tabular form 4 ,6,7,5,3,5,4,5,2,6,2,5,1,9,6,8,4,6,7 a》 which no. Is highest B》 which no. Is lowest C》 what is the range of data D》find the airthematic mean

Posted by Areeb Khan 5 years, 5 months ago

CBSE > Class 07 > Mathematics

1 answers

Gaurav Seth 5 years, 5 months ago

(i)The highest number is 9.

(ii)The lowest number is 1.

(iii)The range of the data is 9 – 1 = 8

(iv)Arithmetic mean =

Sum of all the observations = 4 + 6 + 7 + 5 + 3 + 5 + 4 + 5 + 2 + 6 + 2 + 5 + 1 + 9 + 6 + 5 + 8 + 4 + 6 + 7= 100

Total number of observations = 20

= 100 / 20 =5

1Thank You

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CBSE > Class 07 > Mathematics