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Brian Estrada

Brian E.

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Pritesh Ranjan verified

Numerade educator

Find the total capacitance of the combination of capacitors shown in Figure 19.34

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INSTANT ANSWER

Sampling the Faculty A small community college employs 87 full-time faculty members. To gain the faculty's opinions about an upcoming building project, the college president wishes to obtain a simple random sample that will consist of 9 faculty members. He numbers the faculty from 1 to 87. (a) Using Table I from Appendix $A$, the president closes his eyes and drops his ink pen on the table. It points to the digit in row $5,$ column $22 .$ Using this position as the starting point and proceeding downward, determine the numbers for the 9 faculty members who will be included in the sample. (b) If the president uses technology, determine the numbers for the 9 faculty members who will be included in the sample.

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Babita Kumari verified

Numerade educator

The set of all solution points of an equation is the ________ of the equation.

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Juan Nicolás verified

Numerade educator

Explain why the federal government funds national defense.

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C D verified

Numerade educator

A sample of sodium-24 with an activity of 12 mCi is used to study the rate of blood flow in the circulatory system. If sodium-24 has a half-life of $15 \mathrm{h},$ what is the activity after each of the following intervals? a. one half-life b. $30 \mathrm{h}$ c. three half-lives d. 2.5 days

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Teresa Fuston verified

Numerade educator

stone Good optics. The text provided is clean and contains only the necessary context and the question itself. Good. (Note:

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Alexander Cheng verified

Numerade educator

Assume that the supply of low-skilled workers is fairly elastic, but the employers’ demand for such workers is fairly inelastic. If the policy goal is to expand employment for low-skilled workers, is it better to focus on policy tools to shift the supply of unskilled labor or on tools to shift the demand for unskilled labor? What if the policy goal is to raise wages for this group? Explain your answers with supply and demand diagrams.

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Umar Sohail Qureshi verified

Numerade educator

The reflecting surfaces of two intersecting flat mirrors are at an angle $\theta\left(0^{\circ}<\theta<90^{\circ}\right),$ as shown in Figure $\mathrm{P} 35.27$ For a light ray that strikes the horizontal mirror, show that the emerging ray will intersect the incident ray at an angle $\beta=180^{\circ}-2 \theta .$

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Hubert Agamasu verified

Numerade educator

Use the SI prefixes in Table 3 of this chapter to convert these hypothetical units of measure into appropriate quantities: a. 10 rations b. 2000 mockingbirds c. $10^{-6}$ phones d. $10^{-9}$ goats e. $10^{18}$ miners

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Paul Gabriel verified

Numerade educator

A plastic ball has radius 12.0 cm and floats in water with 24.0% of its volume submerged. (a) What force must you apply to the ball to hold it at rest totally below the surface of the water? (b) If you let go of the ball, what is its acceleration the instant you release it?

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