HmwkQs10to18 - Homework 10: Question A psychologist says...

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Homework 10: Question A psychologist says that scores on one test for "authoritarian personality" can't be trusted because the test counts having any religious beliefs as authoritarian. The psychologist is attacking the test's: Answer Reliability Validity Question A psychologist says that scores on one test for "authoritarian personality" can't be trusted because each individual person taking the test tends to get very different scores every time they take it. The psychologist is attacking the test's: Answer Reliability Validity Question Adding more questions to an exam generally makes the final score have less random error. This would make the test be Answer Less reliable Less valid More reliable More valid
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Homework 11 Question A student is making a pictogram where the population of each state is represented by a square. If the population of Iowa (approximately 3 million) is represented by a 1 centimeter x 1 centimeter square, then how big should the square representing Illinois (approximately 12 million) be? Answer .25 cm x .25 cm .5 cm x .5 cm 2 cm x 2cm 4cm x 4cm 9cm x 9cm Question Questions 1 and 2 concern the following distribution of educational attainment among people age 30 to 34 in the United States. The data was coded in a spread-sheet so that educational level 1 = "Less than a high school diploma", 2 = "High school graduate", 3 = "Some college", 4 = "Bachelor's degree", and 5 = "Advanced degree." Educational Level Column A Column B 1 2.554 million 12.4 2 5.942 million 29.0 3 5.559 million 27.1 4 4.589 million 22.4 5 1.878 million 9.2 Total 20.521 million 100.0 The educational level used in this study is a: Answer Categorical variable Quantitative variable Question Column B is the: Answer Confidence level Frequency Relative frequency Variable Homework 12
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Question Consider the graph of total U.S. Natural Gas Consumption at: http://www.tradingnrg.com/wp-content/uploads/2011/04/U.S.-Natural-Gas-Total-Consumption-MMcf-2008-2011-march-31.jpg
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This note was uploaded on 02/22/2012 for the course STAT 110 taught by Professor Johnson during the Fall '07 term at South Carolina.

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HmwkQs10to18 - Homework 10: Question A psychologist says...

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