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A group of mutual funds earned varying annual rates of return in the last year. These rates of return are normally distributed with a mean of 7% and a standard deviation of 19%. One mutual fund in this group managed to earn a rate of return that was double that of this group's average that year. This performance would put the fund in the top X% of those funds in that year. Calculate X%.
You may find this standard normal table useful. Give your answer to 1 decimal place.
X% =
a 23nbspfactorial is used by an a process engineer to study the effects of cutting speed a tool geometry b and cutting
A researcher is comparing two antihypertensive drugs A and B with regards to reduction of patient's systolic blood pressure (SBP). Baseline SBP is measured for two groups of patients.
Years to Complete a Graduate Program: The average number of years a person takes to complete a graduate degree program is 3. The standard deviation is 4 months. Assume the variable is normally distributed. If an individual enrolls in the program, ..
Using what you know about t-scores, identify which of the variables have a significant influence on the LISTPRICE. At a level of 1% which variables are significant?
Find a 90% confidence interval for the mean amount spent by patients at the pharmacy. Show your calculations and/or explain the process used to obtain the interval.
27% fall into both categories. What is the probability a randomly selected student commutes and does not participate in a student organization?
the marketing manager of a large supermarket chain would like to determine the effect of shelf space on the sales of
Let A, B, C be three events such that P(A) = 0:5, P(B) = 0:6, P(C) = 0:8(a) Can any two of these events be mutually exclusive? Explain your conclusion
Is a weight fain of 15 pounds of (6.8) kilograms unusual? Why or why not? If 15 pounds (or6.8kilograms) is not unusual does that support the legend of the "freshman 15"?
Test the proportions of yellow fire trucks have a significantly lower accident rate.
Estimating the individual score using normal distribution - blood pressure higher than what amount?
Find a 90% confidence interval for the population mean salaries of such personnel. Round your answer to the nearest dollar and don;t forget to use the $ sign.
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