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There is a 85% chance that when a shopper sees product X in the store, the shopper will like it. If a shopper like it he or she will buy one. If the shopper does not like it, he or she will buy zero. Mrs. Smith has just seen product X. Express your answers to four decimal points. Express your answers as decmials and not as percents.
a) What is the expected value of the number of units of product X that mrs. Smith will buy?
b) What is the variance of the number of units of product X that mrs. Smith will buy?
in a recent survey of computer ownership 73.4 of the respondents indicated they own pc computers while 21.8 indicated
Conducts a study of 50 randomly selected seniors and finds the average debt is $2995, and the population standard deviation is $1100. With alpha = 0.05, is the student senate correct?
What method is best suited for such a survey? Draw the sample using the random number table and bring out the rationale of the procedure.
How to calculate the trimmed mean for each sample by deleting the smallest and largest observation and then corresponding trimming percent ages.
which of the following is not a decision variable when formulating the project crashing problem as a linear program?the
Suppose that a magnet high school includes grades 11 and 12, with half of the students in each grade.- Create a hypothetical table of 100 students for this situation. Use grade (junior, senior) as the row variable.
Determine the multiple regression equation and interpret the partial regression coefficients. Dave has a 3.6 grade point average and 3 university activities listed on his résumé. What would be his estimated starting salary
a major brokerage company has an office in miami florida. the manager of the office is evaluated based on the number of
Based on the scale of measurement for each variable listed below, which measure of central tendency is most appropriate for describing the data? a. The time (in years) it takes a sample of students to graduate college.
question a sample of 2000 licensed drivers revealed the following number of speeding violations.number of
Now suppose he says that if he is optimistic about the success of one project, he is likely to be optimistic about the others as well. For your simulation, this means that if one of the probabilities increases, the others also are likely to increa..
What is the domain of a quadratic function? Can you give an example please.
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