219) 51° 23 A) 36.3 C) 38.0 X B) 18.6 D) 28.4

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Q: how did you get 10.02  if you do 2.41*1.8+5.7=10.038

A: As we know z-value formula  z=x-μσ now we have : z=2.4μ=5.7σ=1.8

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Q: do I find the value

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