Assignment 1 - Lesson 1 - Introduction(2)

Assignment 1 - Lesson 1 - Introduction(2) - Identify the...

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Assignment 1 Lesson 1 – Introduction Problem 1. Indicate whether each of the following examples refers to a population or a sample. 1. - p - Scores of all students in a statistics class. 2. - s - The height of every fourth person entering an amusement park. 3. - s - Marial status of 50 persons selected from a large city. 4. - p - The annual salary for each lawyer at a firm. 5. – p, s - Total items produced on a machine during one week. Problem 2. Determine whether each of following example refers to a population or sample.
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Unformatted text preview: Identify the underlined numerical value describes a parameter or a statistics. 1. - s -I n a survey of 752 adults in the U.S., 42% think there should be a law that prohibits people from talking on the phones in public places. 2. - p -As of January 2007, 44% of the governors of the 50 states in the United States are Republicans. 3. - p -In a recent year, the average math scores for all graduate on the ACT was 21.1 . 4. - s -A study of 146 credit cards found that the average late fee is $27.46 ....
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