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Choose a company that has both a mission and vision statement & address the following:
In a recently conducted study, families reported using an average of 70 gallons of gasoline per month with a standard deviation of 9 gallons.
Sample data recently collected indicate that Dough Boy's crusts average 30 centimeter in diameter, with a standard deviation of 1.1 centimeters.
A game involves selecting a card from a regular 52-card deck and tossing a coin. The coin is a fair coin and is equally likely to land on heads or tails.
Constructing a Pareto chart. You manage the customer service operation for a maker of electronic equipment sold to business customers.
an order for a computer can specify any one of three memory sizes any one of two types of displays and any one of four
How much money altogether would you expect the 5 customers to spend in one trip to the supermarket (in dollars)?
Let X have a Poisson distribution with parameter lambda. Show that E(X)= lambda directly from the definition of expected value. [Hint: The first term in the sum equals 0, and then x can be canceled. Now factor out lambda and show that what is left..
She knew that both very low and very high intensities are not pleasant and that the middle range of intensity produces the highest pleasantness ratings. Would you recommend a Pearson r? An rs?
A group of 60 second graders is to be randomly assigned to two classes of 30 each. (The random assignment is ordered by the school district to ensure against.
Briefly discuss the concept of mode, mean, median. What is it? How is it calculated? When would we use each one? Find the median birth weight in grams. Provide an interpretation of your results
Your firm is having a quality problem with the production of plastic automotive parts: There are too many defectives. One of your engineers thinks the reason.
An event independently occurs on each day with probability p. Let N(n) denote the total number of events that occur on the ?rst n days, and let Tr denote the day on which the rth event occurs. (a) What is the distribution of N(n)?
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