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Math Questions

let Z1, Z2, Z3 be iid ~N(0,1) . Use moment generating function method to find Y=2Z1+3Z2+6Z3-2
1) A manufacturer knows that their items have a normally distributed length, with a mean of...
(NURSE SURVEY) A researcher is investigating workplace concerns among Nurses and Nurse assistants. They decide to...
If the p-value for a hypothesis test is 0.027 and the chosen level of significance is...
Suppose that I want to construct a confidence interval for a two-sample problem with degrees of...
On an exam, the highest 10% of the scores earn a grade of A. If, of...
James decided to go and play basketball at the gym. James scored 40 and missed 10....
Suppose a batch of metal shafts produced in a manufacturing company have a standard deviation of...
An average person catches 5 colds in a year. What is the probability that an individual...
Two studies were conducted to examine the number of hours per week spent in Blackboard and...
Where z represents the location of a random variable in a normal distribution, find the area...
1) A researcher examines if the reading test scores increase from 5th to 6th grade and...

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let Z1, Z2, Z3 be iid ~N(0,1) . Use moment generating function method to find Y=2Z1+3Z2+6Z3-2
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