In a binomial distribution the mean and variance are equal

Asked by admin @ 04/08/2021 in Math viewed by 266 People

In a binomial distribution mean and variance are equal.

Answered by admin @ 04/08/2021

A binomial random variable is the number of successes x in n repeated trials of a binomial experiment. The mean of the distribution (μx) is equal to n * P . ... The variance (σ2x) is n * P * ( 1 - P ).

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Calculate the mean and standard deviation of the sampling distribution

Asked by admin @ 11/11/2021 in Mathematics viewed by 299 persons

Compute the mean and standard deviation of the sampling distribution of the sample mean when you plan to take an SRS of size 49 from a population with mean 420 …

What does the phrase all men are created equal mean

Asked by admin @ 28/10/2021 in English viewed by 285 persons

How is the modern interpretation of the phrase "all men are created equal" different from its original meaning? A. Today it is interpreted to mean wealthy people, while originally it …

What do you mean by right to equality

Asked by admin @ 24/08/2021 in Social Sciences viewed by 333 persons

What is meant by the term 'Right to equality??

The mean of a data set is equal to 10

Asked by maham237 @ 19/07/2021 in Mathematics viewed by 288 persons

and its standard deviation is equal to 1. If we add 5 to each data value, then the mean and standard deviation become A. mean = 15 , standard deviation …

What can you tell about the mean of each distribution

Asked by maham237 @ 01/06/2021 in Mathematics viewed by 297 persons

For a standard normal distribution, which of the following variables always equals 0?

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 349 persons

For a standard normal distribution, which of the following expressions must always be equal to 1?

Asked by maham237 @ 23/12/2020 in Mathematics viewed by 428 persons

Find the mean and standard deviation of the sampling distribution

Asked by admin @ 22/11/2021 in Mathematics viewed by 281 persons

Compute the mean and standard deviation of the sampling distribution of the sample mean when you plan to take an SRS of size 49 from a population with mean 420 …

What did jefferson mean by all men are created equal

Asked by admin @ 10/11/2021 in History viewed by 224 persons

What did Thomas Jefferson mean by the phrase " all men are created equal?"

How to find mean and standard deviation of sampling distribution

Asked by admin @ 28/10/2021 in Mathematics viewed by 356 persons

Calculate the mean and the standard deviation of the sampling distribution of possible sample proportions for each combination of sample size (n) and population proportion (p).