Suppose that 8% of the patients who have a certain disease will die from it. If 80 people have the disease, how many would we expect to die from it, and what is the standard deviation of the number of deaths that could occur? Round any estimated quantities to two decimal places.
?
A. ?
?
B. ?
?
C. ?
?
D.
?
E.
?
Answer: D
Mathematics
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Solve the problem.A college student takes a trip to Central America and returns home 23 days later. If she were counting the days of her trip on a 9-hour clock, what would the clock show when she came home?
A. 6 B. 7 C. 5 D. 4
Mathematics
Solve the equation.
z
= 0
A. 
B. 
C. 
D. 
Mathematics
Solve over the interval [0, 2?).f(x) = 2cos x - 
, f(x) > 0
A. 
B. 
? 
C. 
D. 
? 
Mathematics
Find the consumer surplus and producer surplus.
?
Demand 
?
Supply 
?
A. Consumer surplus: $25,000,150Producer surplus: $12,500,400 B. Consumer surplus: $25,000,200Producer surplus: $12,500,300 C. Consumer surplus: $25,000,100 Producer surplus: $12,500,100 D. Consumer surplus: $25,000,050 Producer surplus: $12,500,200 E. Consumer surplus: $25,000,000 Producer surplus: $12,500,000
Mathematics