Use the given table to find the indicated probability.College students were given three choices of pizza toppings and asked to choose one favorite. The following table shows the results.
A student is selected at random. Find the probability that the student's favorite topping is veggie given that the student is a junior or senior.
A. 0.661
B. 0.361
C. 0.328
D. 0.209
Answer: B
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Carry out the operations with decimal forms.
?
?
A. 1.637 B. - 1.637 C. 6.013 D. - 6.013 E. 2.637
Find fraction notation for the percent notation in the problem.Population of Country X by Selected Age Categories (Data have been rounded to the nearest percent.)Age CategoryPercent of Population0-5 years2%6-17 years10%18-29 years32%18 years and older65%65 years and older12%80 years and older6%Find the fraction notation for the percent of the population that is 18 years and older.
A. 1
B.
C.
D.
Find the range and the standard deviation. Round your answer to the nearest hundredth. ? 1, 8, 12, 16, 20 ?
A.
B.
C. ?
D. ?
E. ?
Solve the problem.Suppose that an epidemic is spreading at a rate proportional to the square of the infected population. Let f(t) be the number of infected people at time t, and suppose y = f(t) satisfies a differential equation . Which of the following sets of curves could represent solutions of
[Hint: First determine the differential equation y' = g(y) .]
A.
B.
C.
D.