7- For binomial distribution variance is less than mean. O True O False

Q: In Binomial Distribution, If q=60% and n=12, then the mean is 0.72. (True or False)

A: Solution: From the given information, q=0.60 and n=12.

Q: The sample means tend to be normally distributed around the true mean. That is, most sample means…

A:

Q: If a distribution is normal, then it is not possible to randomly select a value that is more than 4…

A: Given : We have given normal distribution .

Q: Problem. For a standard normal distribution, find the percentage of data that are more than 2…

A: To find the given percentage.The standard Normal distribution is given below. It has mean is 0 and…

Q: Assume thAt scores on a standardized test are known to follow a bell shaped distribution with a mean…

A: L

Q: How can we calculate the probability-weighted average of the squared deviations?

A:

Q: As the true population mean moves away from the hypothesized mean, the power of the test decreases.…

A:

Q: For tests of Homogeneity of Variance the preferred outcome is to reject the Null hypothesis. True…

A:

Q: A researcher calculates the variance of her sample to be s = -6. , what would you tell the…

A: Here's the explanation for this as follows; The sample variance, s², is used to calculate how varied…

Q: chat u

A: A six letter word to be formed from the letters a,u,a,a,u,k a a a u u k By the permutation…

Q: how to know if something is a normal distribution or not

A: Introduction:Several tests of normality exist, using which you can verify whether a particular data…

Q: What's the variance i dont under stand

A: Given information X~Bin(n,p) q=1-p Mean=np and Variance=np(1-p)

Q: What is the standard deviation for a binomial distribution where the probability of success is .2…

A: Given :P = 0.2n = 22

Q: True or false: As the degrees of freedom decrease, the Student's tdistribution becomes more like the…

A: As the degrees of freedom decrease, the student's t-distribution becomes more like tends to the…

Q: what happens to the F-statistic if two variances are different?

A: The two variances are different hence the F-statistic are as follows,

Q: Gender Hours of sleep E female 8. female female 6. female 6. female female female 6. female 8.…

A: We have given the data of Gender and hours of sleep. We have to find the mean and standard…