Question

the marks obtained by 10 students in a class are=55,65,78,36,98,90,44,62,70 and 40
(a)find the range of marks (b)what is the mean of the marks obtained ​

Answer 1

Step-by-step explanation:

a) 62

b) 63.8

hope it helps you

Answer 2

Thanks for your question...

Your required question :

A)

• Range - Highest Value - Lowest Value
• 98 - 36
• 62

B)

• Mean - sum of all no. divide by count
• 55 + 65 + 78 + 36 + 98 + 90 + 44 + 62 + 70 + 40 / 10
• 638/10
• 63.8

Brainliest Please