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Exercise 1: Let Y be a binomial distribution of parameters n = 10 and p =...

Exercise 1:
Let Y be a binomial distribution of parameters n = 10 and p = 0.4. Determine the normal approximation for:
a) P (Y ≥ 7)

Exercise 2:
The quality control of an automobile manufacturer accuses 1% of failures in the process of antioxidant protection of bodywork of the vehicles it produces. Calculate the probability that:
a) none of the 100 vehicles ordered by a dealership has the aforementioned failure;
b) only one vehicle has the fault mentioned in a group of 200 vehicles inspected.

Exercise 3:
A machine produces 0.2% of defective parts. Calculate the probability that a box with 50 pieces produced by this machine will contain:
a) no defective parts;
b) exactly a defective part

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Answer #1


E sicraise 1 p = 0.4 n=10 Normd approximation: Manp= loxo.u=4 Sapere Jioxo.uxo.b = 1.5492 2- - M = 3-4 21.94 Ply37) Plz> 1.94

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