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प्रश्न
Choose the correct alternative:
The weights of newborn human babies are normally distributed with a mean of 3.2 kg and a standard deviation of 1.1 kg. What is the probability that a randomly selected newborn baby weight less than 2.0 kg?
पर्याय
0.138
0.428
0.766
0.262
उत्तर
0.138
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