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Payroll. A small warehouse employs a supervisor at $1200 a week, an inventory manager at $700 a week, six stock boys at $400 a week, and four drivers at $500 a week.
a) Find the mean and median wage.
b) How many employees earn more than the mean wage?
c) Which measure of center best describes a typical wage at this company, the mean or the median?
d) Which measure of spread would best describe the payroll, the range, the IQR, or the standard deviation? Why?
Three scholarships are available for students. Their values are: $2,000, $2,400, $3,000. Twelve students have applied and no student may receive more than one scholarship. Assume all twelve students are in needs of the funds, how many different..
Which are likely to be independent events? For those you think are not, suggest reasons why.
If several years pass and you want to conduct a new survey to estimate the mean length of time that car owners plan t keep their cars, how many randomly selected car owners must you survey?
Determine the stability of the equilibrium position at the lowest point of the wire in the cases (i) α = 2mg/a, and (ii) λ = 5mga.
Assume that the measurements came from a normal distribution. The variability of the manufacturing process is unknown means the same as the standard deviation is unknown.
A battery manufacturing plant normally operates two eight-hour shifts per day and 6 days per week. The manufacturer can produce 375 units per hour.
1.i have three groups for which i want to perform an anova. they have standard deviations s1 2.5 s2 3.4 s3 6.4 and
What is the initial portfolio at time 0? At the end of 2 months, the stock price has risen to 105. What is your portfolio now? At the end of 4 months, the stock price has fallen to 95. What is your portfolio now?
In, addition, the company has decided to purchase at least three of the new Econo-Tankers for use on short-run, low-demand routes. As a final constraint, the conpany deos not want more than half the new models to be Super Tankers.
according to the national health and nutrition examination survey published by the national center for health
What did you assume to construct these control limits (be specific)? Check the assumptions. Given the information in the base period, how comfortable are you with these assumptions?
the length of an injection-molded plastic case that holds magnetic tape is normally distributed with a length of 90.2
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