Question

The mean of the following frequency distribution is 24. Find the value of P
Marks
0-10
10-20
20-30
30-40
40-50

No. of students
15
20
35
p
10
​

Answer 1

Answer:

40

Step-by-step explanation:

mean = (15+20+35+10+p)/5

=>(80+p)/5 = 24

80+p = 120

=> p = 40

Answer 2

Answer:

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Step-by-step explanation:

p=15+20+35+10÷5

p=16