Which school task most closely reflects frequentist probability?
a. Computing the exact probability of obtaining "heads" on each of two coins flipped simultaneously.
b. Estimating the probability of obtaining "heads" on each of two coins flipped simultaneously by doing many flips.
c. Estimating the probability that a baseball team will win their first game of the season.
d. Engaging in an inquiry-oriented curriculum where students are frequently assigned probability exercises.
Ans: b
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Evaluate the discriminant for the equation. Then use it to predict the number of distinct solutions, and whether they are rational, irrational, or nonreal complex.2 - 5a2 = 4a - 3
A. Two distinct irrational solutions B. Two distinct nonreal complex solutions C. Two distinct rational solutions D. One rational solution (a double solution)
Evaluate the exponential expression.
2
A. 
B. 
C. 
D. 
Solve the problem.The function P(d) = 1 + 
gives the pressure, in atmospheres (atm), at a depth d feet in the sea. Find the pressure at 39 feet.
A. 
atm
B. 
atm
C. 
atm
D. 
atm
Find the common ratio, r, for the given geometric sequence.2, 6, 18, 54, . . .
A. 3
B. 
C. 81
D. 6