As Part of Pharmaceutical Testing for Drowsiness as a Side

question 148

Short Answer

As part of pharmaceutical testing for drowsiness as a side effect of a drug, 200 patients are randomly assigned to one of two groups of 100 each. One group is given the actual drug and the other a placebo. The number of people who felt drowsy in the next hour is recorded as a. What is the probability that a randomly picked patient in the study feels drowsy in the next hour?
B) What is the probability that a randomly picked patient in the study takes the placebo or feels drowsy in the next hour?
C) Given that the patient was given the drug, what is the probability that he or she feels drowsy in the next hour?
D) Is whether a patient feels drowsy independent of taking the drug? Explain using probabilities.

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Definitions:

Insurance Expense

The cost incurred by an entity for obtaining insurance coverage, typically recognized as an expense in the income statement.

Adjusting Entry

An accounting entry made at the end of a period to allocate income and expenditure to the appropriate years.

IFRS

International Financial Reporting Standards are a set of accounting guidelines that govern how companies prepare and present their financial statements internationally.

Income

The money received, especially on a regular basis, for work, through investments, or from business activities.