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If an analysis of variance is used for the following data, what would be the effect of changing the value of M1 to 20?
Sample Data:
M1 = 15 M2 = 25SS1 = 90 SS2 = 70
An investment counselor would like to meet with 14 of his clients on Wednesday, but he only has time for 10 appointments. How many different combinations of the clients could be considered for inclusion into his limited schedule for that day?
How might variance and standard deviation be applied to a real-world business-related problem? Provide a specific application in which these measures are useful.
Of the physics graduates at a university, 30% had a starting salary of $30,000 or more. If five of the graduates are selected at random, find the probability that all had a starting salary of $30,000 or more.
Determine whether such subjects do better, on the average, than expected by just guessing and perform the statistical test
let x1 x2 ... xn be n independent random variables each of which has an exponential density with mean micro. let m be
Delta Airlines quotes a flight time of 2 hrs, 5 minutes for its flights from Cincinnati to Tampa. We belive that actual flight times are uniformly distriubted between 2 hours and 2 hours 20 minutes.
Consider the relationship between yearly wine consumption (litres of alcohol from drinking wine per person) and yearly deaths from heart disease (deaths per 100,000 people) in 19 developed countries.
Calculate the standard deviation for this data = since it is a case of grouped data with classes. use group or class midpoints in the formula in place of x values.
Forecast this time series for the first 4 months of the next year using the most appropriate method. Defend your choice of forecasting method.
A production line operates with a mean filling weight of 500 grams per container. Over filling or under filling presents a serious problem and when detected requires the operator to shut down the production line to readjust the filling mechanism.
A poll found that 329 out of 763 adults said they would travel to outer space in their lifetime, given the chance. Estimate the true proportion of adults who would like to travel to outer space with 92% confidence.
Let X be the number of correct guesses by your friend in the 100 trials and Use the Normal approximation with the continuity correction - Which of the following might be reasonably modeled by the binomial distribution
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