Mathematics, 20.06.2020 03:57 jj11vb
The owner of a small deli is trying to decide whether to discontinue selling magazines. He suspects that only 9.8% of his customers buy a magazine and he thinks that he might be able to use the display space to sell something more profitable. Before making a final decision, he decides that for one day he will keep track of the number of customers that buy a magazine.(b) Assuming his suspicion that 9.8% of his customers buy a magazine is correct, what is the probability that exactly 2 out of the first 11 customers buy a magazine? Give your answer as a decimal number rounded to two digits.(c) What is the expected number of customers from this sample that will buy a magazine?
Answers: 2
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Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y ββββββ what is the direction of the net field at the origin?
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Meg constructed triangle poq and then used a compass and straightedge to accurately construct line segment os, as shown in the figure below, which could be the measures of angles pos and angle poq?
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