Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the problem.Use the Alternating Series Estimation Theorem to estimate the error that results from replacing e-x by  when

A. -0.02083 B. 0.01042 C. 0.04167 D. 0.02083

Mathematics

Solve the problem.The voltage V in a certain circuit is given by V = 6.00 - 230i, where i is the current (in A). For what values of the current is the absolute value of the voltage less than 2.0 V?

A. i < 0.017 or i > 0.035 B. 0.017 < i < 0.035 C. i < 0.035 D. i < 0.017

Mathematics

Write the fraction as a percent rounded to the nearest tenth, if necessary.

A. 11.3% B. 230% C. 26.1% D. 2.6%

Mathematics

Solve.One approximation for ? is the infinite sum ]. Find the sum of the first 9 terms, rounded to the nearest hundredth.

A. 3.24 B. 3.28 C. 3.25 D. 3.22

Mathematics