High School

Researchers randomly divide participants into groups. Each group takes a different amount of omega-3 fatty acid supplements daily for a month. One group receives a placebo. The researchers measure the impact on cholesterol levels in the blood. What is the purpose of random assignment in this experiment? Check all that apply. To ensure that all people with high cholesterol have an equal chance of being selected for the study To increase the accuracy of the research results and prevent skewness in the data To produce treatment groups with similar characteristics To control confounding
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If you fire a projectile from the ground, it hits the ground some distance R away (called "the range"). If you keep the launch angle fixed, but double the initial launch speed, what happens to the range?
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A research study had experimental participants perform a dull task but paid them to lie by telling a prospective participant that the task had been enjoyable. Results showed that the participants who were paid _________ came to believe that the task had been _________.A. $1; tedious and boringB. $1; interesting and enjoyableC. $20; interesting and enjoyableD. $20; tedious and boring
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Senator George Norris disagreed with Witson's decision to go to war because
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_____ says that we actually have many emotional reactions apart from, or even before, our interpretations of a situation.
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Dr. Cheng studies social influence. He is concerned because he is finding that rates of conformity in his experiments are much higher than those reported by his cousin, another social influence researcher. What might account for this difference?
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In order to get an. A in science,Jack must get at least 92% on his next test. If tbe test has 30 questions, what is the minimum number he must correctly answer.
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In 1965, in the seven states of the Old Confederacy covered by the Voting Rights Act (VRA), approximately ________ percent of the eligible black residents were registered to vote, in contrast to the approximately.
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Economics is A. the narrow study of how to make money in financial markets B. the broad study of how to allocate unlimited resources to satisfy limited uses C. the broad study of how to allocate limited resources to satisfy unlimited wants D. the narrow study of using stocks and bonds to their maximum potential E. the narrow study of how to be conservative in financial affairs
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Consider the following If statement, which is syntactically correct but uses poor style and indentation: if (x >= y) if (y > 0) x = x * y; else if (y < 4) x = x - y; Assume that x and y are int variables containing the values 9 and 3, respectively, before execution of the above statement. After execution of the statement, what value will x contain?
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You want to send your photographs to a friend.What should you do to make sure that your friends e-mail inbox does not get filled?a. Compress Attachmentb. Format Message c. Use Rich Formatd.Use Default Formatting
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Research by Yu and Fu (2011) found that approximately _____% of dreams are reported to involve sexual activity.
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What information should be entered in item 16, "Destination Aerodrome," for an IFR flight with an intended stopover of 30 minutes?What information should be entered in item 16, "Destination Aerodrome," for an IFR flight with an intended stopover of 30 minutes?
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Which lines from "The Love Song of J. Alfred Prufrock" provide an example of stream of consciousness? A. I have seen the moment of my greatness flicker, nd I have seen the eternal Footman hold my coat, and snicker, And in short, I was afraid. B. Streets that follow like a tedious argument Of insidious intent To lead you to an overwhelming question . Oh, do not ask, "What is it?" C. Slipped by the terrace, made a sudden leap, And seeing that it was a soft October night, Curled once about the house, and fell asleep. D. Time for you and time for me, And time yet for a hundred indecisions, And for a hundred visions and revisions,
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Countries outside the United States use financial accounting standards issued by the a. SEC b. IASB c. GAAP d. LLC
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Based upon the information in the lesson match the description with the term from the SPORT acronym that it best discribes
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A user saves a password on a website the user logs into from a desktop. Under which circumstances will the password be saved on other devices?Same browserSame encryption certificateSame Internet providerSame operating system
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Archaeal genomes are typically organized as circular genomes. True or false
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A rectangular block floats in pure water with 0.400 in. above the surface and 1.60 in. below the surface. When placed in an aqueous solution, the block of material floats with 0.800 in. below the surface. Estimate the specific gravities of the block and the solution.
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Two people presented in this unit who wrote personal narratives about their own spiritual conflicts or growth are _____.Irving and BaconEdwards and ten BoomMather and EdwardsFranklin and Mather
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Which two measures did the United States take to counter terrorism after the September 11 attacks?Which two measures did the United States take to counter terrorism after the September 11 attacks?withdrew support for Israelpassed the Patriot Actbanned immigrationincreased airport securitydenied entrance to foreigners
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Blakely is driving down the road with the car's radio on. An ad for a new store is being aired as Ellen maneuvers through heavy traffic. Although Blakely enjoys shopping and is always interested in new stores, she pays more attention to her driving than the ad. In this scenario, Blakely has limited _____ to pay attention to the ad.A. motivationB. abilityC. opportunityD. felt involvement
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Which type of intermolecular attractive force operates between (part A) all molecules, (part B) polar molecules, (part C) the hydrogen atom of a polar bond and a nearby small electronegative atom
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A 3.0-kg block starts at rest at the top of a 37 incline, which is 5.0 m long. Its speed when it reaches the bottom is 2.0 m/s. What is the average friction force opposing its motion?
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