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Discovering an Error An immigration agent sampled cars going from the United States into Canada. In his report, he indicated that of the 85 cars sampled,
35 cars were driven by women.
53 cars were driven by U.S. citizens.
43 cars had two or more passengers.
27 cars were driven by women who are U.S. citizens.
25 cars were driven by women and had two or more passengers.
20 cars were driven by U.S. citizens and had two or more passengers.
15 cars were driven by women who are U.S. citizens and had two or more passengers.
After his supervisor reads the report, she explains to the agent that he made a mistake. Explain how his supervisor knew that the agent’s report contained an error.
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Chapter 2 Solutions
A Survey of Mathematics with Applications (10th Edition) - Standalone book
- Do the Laplace Transformation and give the answer in Partial Fractions. Also do the Inverted Laplace Transformation and explain step-by-step.arrow_forward18.9. Let denote the boundary of the rectangle whose vertices are -2-2i, 2-21,2+i and -2+i in the positive direction. Evaluate each of the following integrals: L₁ = 2- (a). dz, (b). (d). ₁ = 22+2 [ dz, (e). √, z COS 2 dz dz, (c). L (2z+1)2dz, z(z+1)' (1). [e² si 1 sin z+ dz. (22+3)2arrow_forwardQ1: For, 0 <|z| < 1, evaluate the following integral where g is ana 9(5) inside and on the unit circle C: a) Sc - α) δε 915 αξί b) Sc d. -1/2 Llc functionarrow_forward
- 纟 W₂ Find S-FX SB.MXarrow_forwardQ4: Find the value of fydz, where y is given in the figure. A B 2arrow_forward4. The revenue (in thousands of dollars) from producing x units of an item is R(x)=8x-0.015 x². a) Find the average rate of change of revenue when the production is increased from 1000 to 1001 units.arrow_forward
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