Reference no: EM131817040
Ninety percent of all drug seizures are of cannabis (marijuana or hashish); the remaining 10% involve a variety of other drugs.
a. Which one of these would provide an appropriate display of the information: bar graph, single boxplot, back-to-back stemplots, or scatterplot?
b. Should the proportion 0.90 be written as p or ? Explain.
c. If we looked at a sample of 180 drug seizures, will 90% of these be of cannabis? Explain.
d. If we look at a smaller sample, would we expect proportion of cannabis seizures to be closer to 0.90 or farther from 0.90? Explain.
e. One of these represents the proportion in a sample of 180 drug seizures that were of cannabis; which is it-0.087, 0.87, 8.7, or 87?
f. One of these represents the count X in a sample of 180 seizures that were of cannabis; which is it-0.17, 1.7, 17, or 170?
g. Was the information in this exercise obtained from an experiment or an observational study?
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