Is the probability for my standardized range really the same as for my original distribution? How does that work?

Q: Suppose you have a population of adult male basketball players and you know their mean height is 190…

A: given data normal distributionμ = 190 cmσ = 7.2 cm

Q: How do you know when to use a specific distribution? For example, when would we use the Normal,…

A: Normal distribution:Several tests of normality exist, using which you can verify whether a…

Q: What distribution could be used to approximate a t-distribution with v=90 degrees of freedom?

A: degrees of freedom v=90

Q: State two of the main reasons for studying the normal distribution.

A: The two main reasons for studying the normal distribution are as follows:The normal distribution is…

Q: how do i know what o

A: A distribution is a way in which the data is shared in a group and spread all over the area.  The…

Q: How do you do a binomial distribution?

A: Binomial Distribution: The Binomial distribution is useful if the experiment has two outcomes…

Q: The life of light bulbs is distributed normally. The variance of the lifetime is 225and the mean…

A: The probability of a bulb lasting for at most 540 hours is calculated below:

Q: For any distribution, what is the z-score corresponding to the mean?​

A: The z-score of a random variable x is defined as follows: z = (x – µ)/σ. Here, µ and σ are the mean…

Q: The variance of a probability distribution is its second moment about the mean. True or False

A: Given statement: The variance of a probability distribution is its second moment about the mean.

Q: For a normal distribution, the mean is equal to the median. True False

A: The Normal distribution is Symmetric distribution. So,  Mean = Median = Mode.

Q: High blood pressure has been identified as a risk factor for heart attacks and strokes. The National…

A: Given data: p = 0.3 n = 38

Q: How is the shape of the F distribution affected by the degrees of freedom?

A: Given data How is the shape of F distribution affected by the degrees of freedom

Q: The cost of 5 gallons of ice cream has a variance of 36 with a mean of 31 dollars during the summer.…

A: Given,sample size(n)=39standard deviation(σ)=36=6mean(μ)=31

Q: State three examples where similar averages are associated with very different distributions Go…

A: Given :  State three examples where similar averages are associated with very different…

Q: Identify two uses of Poisson distributions.

A: Poisson Distribution is used for independent events which occur at a constant rate within a given…

Q: As the value of p increases, the mean of the binomial distribution increases .

A: From the provided information, The distribution is binomial with probability p. X~B (n, p)