Question

Please help me I will Mark you brainlist

Answer 1

Step-by-step explanation:

Solution :

First, we have to arrange the number of marks in ascending order.

Ascending order is,

39,48,56,75,76,81,85,85,90,95

(i) Highest marks are 95 and lowest marks are 39.

(ii) Range = 95−39=56

(iii) Mean=39+48+56+75+76+81+85+85+90+9510=73010=73

Answer 2

Answer:

1. Highest mark= 99

Lowest mark =89

2. Range of the mark obtained= 99-89=10

3. Mean = (92+97+98+93+91+90+95+89+99+94)/10

= 938/10

=93.8

Step-by-step explanation:

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