NPTEL Data Analytics with Python Week 2 Assignment Answers 2024

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NPTEL Data Analytics with Python Week 2 Assignment Answers 2024

1. Which of the following is each individual outcome of an experiment called?

  • the sample space
  • a sample point
  • an experiment
  • an individual
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2. A process that generates a well-defined outcomes is called as?

  • an event
  • an experiment
  • a sample point
  • a sample space
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3. Two events having nonzero probabilities

  • can be both mutually exclusive and independent
  • cannot be both mutually exclusive and independent
  • are always mutually exclusive
  • are always independent
Answer :- 

4. A normal distribution with a standard deviation of 1 and mean of 0 is defined as?

  • a probability density function
  • an ordinary normal curve
  • a standard normal distribution
  • None of these alternatives is correct
Answer :- 

5. In a standard normal probability distribution, the area to the left portion of the mean is equal to?

  • -0.5
  • 0.5
  • any value between 0 and 1
  • 1
Answer :- 

6. The weight of football players is normally distributed with a mean of 200 pounds and a standard deviation of 25 pounds. The probability of a player weighing more than 241.25 pounds is

  • 0.4505
  • 0.0495
  • 0.9505
  • 0.9010
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7. Refer to Q 6. The probability of a player weighing less than 250 pounds is

  • 0.4772
  • 0.9772
  • 0.0528
  • 0.5
Answer :- 

8. The Poisson probability distribution is which of the following type?

  • Continuous probability distribution
  • Discrete probability distribution
  • Uniform probability distribution
  • Normal probability distribution
Answer :- 

9. Assuming a binomial experiment with p = 0.5 and a sample size of 100. The expected value of this distribution is?

  • 0.5
  • 0.3
  • 100
  • 50
Answer :- 

10. The hypergeometric probability distribution is identical to

  • the Poisson probability distribution
  • the binomial probability distribution
  • the normal distribution
  • None of these alternatives is correct
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