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Tamil Nadu Board of Secondary EducationHSC Commerce Class 12

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 - Business Mathematics and Statistics

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Question

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?

Options

  • 0.138

  • 0.428

  • 0.766

  • 0.262

MCQ

Solution

0.138

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Distribution
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Chapter 7: Probability Distributions - Exercise 7.4 [Page 171]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 12 TN Board
Chapter 7 Probability Distributions
Exercise 7.4 | Q 22 | Page 171

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