8. Find the value of p, if the mean of the following distributions 20.
15
17
19
20+p
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Answered by
2
Answer:29
Step-by-step explanation:
Answered by
0
Step-by-step explanation:
Mean of distributions= 20
Mean = sum of observation/no. of observation
20= 15+17+19+20+p
20= 71+p
p =71-20
p= 51
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