1.

determine median from the following data age 0 to 10 and number of people eight age 10 to 20 number of people 4 age 20 to 30 number of people 10 age 30 to 40 number of people 12 age 40 to 50 number of people 13 age 50 to 60 number of people 3​

Answer»

Answer:

32.5

Explanation:

age. Fi. C.f

0-10. 8. 8

10-20. 4. 12

20-30. 10. 22

30-40. 12. 34

40-50. 13. 47

50-60. 3. 50

N= 25 ,l=30 ,c.f22, h =10,f=12

we KNOW that MEDIAN= l+{h×+N/2-c.f/f)}

median = 30+{10×(25-22/12)}

30+(30/12)

30+2.5

32.5



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