Math, asked by XxTankyxX, 5 months ago

Find the arithmetic mean from the following data.

X 10 20 30 40 50

F 2 1 3 4 2

Answers

Answered by nidhishpurwant

1

Answer:

20

Step-by-step explanation:

solve by formula Tn=a+(n-1)d take as T2

Answered by yadav123pooja456

1

Answer:

x f. fx

10. 2. 20

20. 1. 20

30. 3. 90

40. 4. 160

50. 2 100

total=12. 390

mean=sum of observation /total number of observation

mean=£fx/£f

mean=390/12

mean=32.5

Answer=32.5

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