Questions

What was the social impact of the decision in Brown v. Board of education?

What was the social impact of the decision in Brown v. Board of Education? It established the idea of the “separate but equal.” It ruled segregation violated the rules of the Constitution. It created laws to make separate facilities equal for all races. It generated interest in the link between grades and emotions. Answer: The …

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When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(III) oxide.

When iron rusts, solid iron reacts with gaseous oxygen to form solid iron (III) oxide. Write the balanced chemical equation for this reaction. Answer: 4 Fe(s) + 3 O2(g) → 2 Fe2O3(aq) Explanation Write the unbalanced equation with the correct formulas and states. Unbalanced Reaction: Fe(s) + O2(g) → Fe2O3(aq) Use the following steps to balance the …

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When conducting a significance test in practice, how should you choose the alpha level?

When conducting a significance test in practice, how should you choose the alpha level? Use a larger alpha when the consequences of mistakenly rejecting the null hypothesis are more serious. Always use alpha=0.05 since it’s the most appropriate for every situation. Always use alpha=0.05 since it’s the most commonly used one. Use a smaller alpha …

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Find the exact length of the curve. use a graph to determine the parameter interval. r = cos2(θ/2)

Find the exact length of the curve. Use a graph to determine the parameter interval. r=cos2(θ/2) Answer: 4 Explanation Blue graph: One full figure is completed from 0 < θ < π Let’s use symmetry and double the integral from 0 to π. This avoids the problem of getting a 0 answer (like problem 49) …

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The point of maximum profit is the point at which the marginal cost equals the

The point of maximum profit is the point at which the marginal cost equals the: A. marginal revenue. B. market price. C. total revenue. D. production cost. Answer: The point of maximum profit is the point at which the marginal cost equals the marginal revenue. Explanation Maximal profit is obtained when the marginal cost equals …

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Which of the following is not a distortion in perception?

Which of the following is not a distortion in perception? A. Cognitive dissonance (Pygmalion effect) B. Stereotyping C. Halo effect D. The recency effect E. Causal attribution Chapter 11, Problem 119MCQ Answer: Pygmalion effect is not a distortion in perception. Explanation The Pygmalion effect is a psychological phenomenon in which the performance of another person …

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For specific guidelines on your vehicle’s maintenance, make sure to ___________.

For specific guidelines on your vehicle’s maintenance, make sure to ___________. Answer: For specific guidelines on your vehicle’s maintenance, make sure to refer to your owner’s manual. Explanation When you require specific guidelines on your vehicle’s maintenance, then it’s best to refer to your owner’s manual as it will contain the most precise guidelines for …

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The biggest danger of relying on case-study evidence is that it

The biggest danger of relying on case-study evidence is that it: A) is based on naturalistic observation. B) may be unrepresentative of what is generally true. C) overestimates the importance of operational definitions. D) leads us to underestimate the causal relationships between events Answer: B) may be unrepresentative of what is generally true. The biggest …

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