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If the age of a sample of seven employees of a fast-food outlet (X) are as follows
19, 19, 65, 20, 21, 18, 20
1) Compute the best central measure.2) If the oldest employee is retired, compute the best central measures.3) If the employees in this outlet has a mean of age as with variance between their ages as . Find the mean and the standard deviation of the age of employees of a fast-food in another outlet (Y), if the relation between them is as follows Y = - 0.5 X + 35
If the restaurant stocks 400 hamburgers and 150 chicken sandwiches for a given day, what is the probability that it will run out of hamburgers or chicken sandwiches (or both) that day? Assume that the demand for hamburgers and the demand for chick..
The Minneapolis Star Tribune newspaper has decided to write an article about gasoline prices in the Twin Cities area (Minneapolis and St. Paul).
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The Ludlow Wildcats baseball team, a minor league team in the Cleveland Indians orgainzation, plays 70 precent of their games at night and 30 percent during the day.
Multiple choices based on regression analysis - the percentage of variation in the dependent variable explained by the variation in the independent variable
A standard deviation of 8 minutes before they could see doctor. Give the 99% confidence interval for average waiting time for all of patients who visit doctor.
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A neuropsychologist compare the auditory abilities of blind versus normally sighted rats. He predicted that the visually impaired rats would have better auditory development than normally sighted rats.
If sales follow a normal distribution with mean = 70,000 and st. deviation= 5,000 per day, how many loaves should Amazing bake daily?
A cut-off time is set at the slowest 10% of the learning distribution. Anyone slower than this cut-off time is definitely not hired. What proportion of the candidates will be hired automatically?
Find an integer k that the probability is at least .99 that you will find k invoices that overcharge the customer. Use trial and error with the BInomdist function to find k.
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