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Quiz 1 (1)

# Quiz 1 (1) - Select the most appropriate answer 1 Making...

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Unformatted text preview: ' Select the most appropriate answer. 1) Making decisions and predictions based on the data refe w 'ch aspect of statistics? 1) t 2 - A) Design 3) Description D) None of these statistics class is 25 years“? A) Design _ C) Inference 3) In 2006, the General Social Survey asked "would you like to see more or less government spending on 3) i 2 natural disasters?" Of the 1496 respondents, 723 responded "more" or "much more". Tthopulation of interest consists of A) the proportion of American adults who would respond “more" or "much more" B) the proportion of respondents who responded "more" or "much more" the 723 respondents who responded "more" or "much more" E) the 1496 respondents 4) In 2006, the General Social Survey asked "Would you like to see more or less government spending on 4) i ) natural disasters?" Of the 1126 respondents, 723 responded "more" or "much more". The sample consists of ”—0 A) the 723 respondents who responded "more" or "much more" B) the proportion of American adults estimated to respond "more" or "much more" C) the to ortion of respondents who responded "more" or "much more" *- E) at! American adults 5) 'ch of the following is a continuous variable? 5) (S bbrand of temis shoe number of homeruns in a professional baseball player's career b) number of pars in a round of golf 6) A survey of 1500 American households found that 33% of the respondents own a computer. Is 6)- this value a parameter or a— Fill in the blan ‘ 7) A (i) is a numerical summary of the population; while a 7) PW (ii—— is a numerical summary of the sample. {M11 8“ O v 14. .. u Answer true or false. 8) -or False: The information We gather with experiments and with surveys is collectively 8) ii i ii 5 called data. A ' 9) True or :To estimate the percentage of defective items a machine is producing, a quality 9) gig I S: 5 control an yst inspects thefirst 100 items producad in a day. This technique produces a random sample. 10) True MP 3‘ ...
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