Math, asked by vijay1990, 1 year ago

mean of 7 observation is 16. if the six observations are 19,16,18,13,15,11, then find the seventh observation

Answers

Answered by kandiahsubramanian

0

Answer:20

Step-by-step explanation:let the 7th observation be x.

mean = x+19+16+18+13+15+11/7

16 = 92+x/7

92+x=16(7)

92+x=112

x=112-92

x=20

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