English
Tamil Nadu Board of Secondary EducationHSC Commerce Class 12

Choose the correct alternative: Normal distribution was invented by - Business Mathematics and Statistics

Advertisements
Advertisements

Question

Choose the correct alternative:

Normal distribution was invented by

Options

  • Laplace

  • De-Moivre

  • Gauss

  • All the above

MCQ

Solution

De-Moivre

shaalaa.com
Distribution
  Is there an error in this question or solution?
Chapter 7: Probability Distributions - Exercise 7.4 [Page 169]

APPEARS IN

Samacheer Kalvi Business Mathematics and Statistics [English] Class 12 TN Board
Chapter 7 Probability Distributions
Exercise 7.4 | Q 1 | Page 169

RELATED QUESTIONS

Write down the condition for which the binomial distribution can be used.


If the probability of success is 0.09, how many trials are needed to have a probability of atleast one success as 1/3 or more?


Out of 750 families with 4 children each, how many families would be expected to have children of both sexes? Assume equal probabilities for boys and girls.


In a test on 2,000 electric bulbs, it was found that bulbs of a particular make, was normally distributed with an average life of 2,040 hours and standard deviation of 60 hours. Estimate the number of bulbs likely to burn for more than 2,150 hours


In a test on 2,000 electric bulbs, it was found that bulbs of a particular make, was normally distributed with an average life of 2,040 hours and standard deviation of 60 hours. Estimate the number of bulbs likely to burn for less than 1,950 hours


If the heights of 500 students are normally distributed with mean 68.0 inches and standard deviation 3.0 inches, how many students have height greater than 72 inches


Choose the correct alternative:

In a parametric distribution the mean is equal to variance is


Choose the correct alternative:

If P(Z > z) = 0.8508 what is the value of z (z has a standard normal distribution)?


Hospital records show that of patients suffering from a certain disease 75% die of it. What is the probability that of 6 randomly selected patients, 4 will recover?


X is a normally distributed variable with mean µ = 30 and standard deviation σ = 4. Find P(X > 21)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×