Graph the integrand and use areas to evaluate the integral.
A. 80
B. 160
C. 320
D. 20
Answer: B
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Solve formula for the specified variable.P = a + b + c
for c
A. c = P - a - b B. c = P + a + b C. c = P + a - b D. c = a + b - P
Identify the type of sampling described by the proposal.A writer for an art magazine randomly selects and interviews fifty male and fifty female artists.
A. cluster sample B. stratified sample C. simple random sample D. systematic sample E. convenience sample
Solve the problem.A coin is weighted so that heads is 12 times as likely as tails to occur. What probability should be assigned to heads? to tails?
What will be an ideal response?
Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green, and 2 red marbles. Find the probability of the indicated result.The second marble is white, given that the first marble is blue.
A. 
B. 
C. 
D. 