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Answer:
80 chocolates type 'a' and 240 chocolates type 'b"
Step-by-step explanation:
if the company selects 2000 random chocolates of each type we ca predict that the amount of chocolates that have an incorrect weight will be:
Type 'a': 2000x0.04 = 80
Type 'b': 2000x0.12 = 240
The company is expected to find 80 chocolates type 'a' and 240 chocolates type 'b' that have incorrect weight.