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A random variable X is normally distributed with µ = 60. Convert the value of X to a Z score, if the standard deviation is as given.X = 68 sd = 8
and if the standard deviation is as follows:X = 72 sd = 3
and if the standard deviation is as follows:X = 66 sd = 4
Question #2 (three part question)
a) Determine the area under the standard normal curve between z = 0 and z = 3.
b) Determine the area under the standard normal curve to the right of z = 1.
c) Determine the area under the stanard normal curve to the left of z = 1.5
Can and how would you apply basic probability concepts to facilitate business decision making? Critically discuss the difference between discrete and continuous probability distributions?
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The standard deviation in cash bonuses is $15,618 and the standard deviation in annual pay is $28,077. The estimated slope of best fitting line relating x and y is?
Findout the normal model for the given proportions. The professor has every student toss a coin 50 times also calculated the proportion
Using the value in the given data table finding the missing values
The number of standard errors that the sample estimate (p 1 - p 2 ) of (p1 - p2) falls from its null hypothesis value of zero is called
Assuming that the variability is unchanged (i.e., σ = 6), is there sufficient evidence to suggest that the strength of the product has increased at the 1% level of significance?
Write Cumulative distribution function.Find the cumulative distribution function F(x).
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A random sample has been taken from a normal distribution and the following confidence intervals constructed using the same data: (38.02, 61.98) and (39.95, 60.05). What is the value of the sample mean?
A loaf of bread is normally distributed with a mean of 22 oz and a standard deviation of 0.5 oz. What is the probability that a loaf is more than 22.25 oz?
During the 2003 season, MLB took steps to speed up the play of baseball games in order to maintain fan interest; the following results come from a sample of 60 games played during the summer of 2002. And a sample of 50 games played during the summ..
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