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The marks (out of 100) obtained by a group of students in a sc
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The marks (out of 100) obtained by a group of students in a science test are 85, 76,90, 85, 39, 48, 56, 95, 81 and 75. Find the:(i) Highest and the lowest marks obtained by the students.(ii) Range of the marks obtained.(iii) Mean marks obtained by the group.

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The marks (out of 100) obtained by a group of students in a science test are 85, 76,90, 85, 39, 48, 56, 95, 81 and 75. Find the:(i) Highest and the lowest marks obtained by the students.(ii) Range of the marks obtained.(iii) Mean marks obtained by the group.
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Solution: First, we have to arrange the number of marks in ascending order.
Ascending order is,

(i) Highest marks are and lowest marks are .
(ii) Range =
(iii) Mean
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Question Text
The marks (out of 100) obtained by a group of students in a science test are 85, 76,90, 85, 39, 48, 56, 95, 81 and 75. Find the:(i) Highest and the lowest marks obtained by the students.(ii) Range of the marks obtained.(iii) Mean marks obtained by the group.
Answer TypeText solution:1
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