18. Which of the following consists of discrete data? Choose the correct answer below. Hair color...

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18. Which of the following consists of discrete data? Choose the correct answer below. Hair color Number of suitcases on a plane Tree height Amount of rainfall 19. Determine whether the value is from a discrete or continuous data set. Number of notes in a song is 24 Is the value from a discrete or continuous data set? Discrete Continuous 20. Determine whether the sampling method described below appears to be sound or is flawed. In a survey of 700 human resource professionals, each was asked about the importance of the experience of a job applicant. The survey subjects were randomly selected by pollsters from a reputable market research firm. Choose the correct answer below. ( A. It is flawed because it is not statistically significant. B. It is flawed because it is a voluntary response sample. C. It appears to be sound because the data are not biased in any way. D. It is flawed because it is a census. 21. Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate. Monthly rainfall: 3.4 in, 3.5 in, 3.6 in, 3.7 in, and 3.8 in Choose the correct answer below. Nominal Interval Ratio Ordinal 22. Identify the type of sampling used (random, systematic, convenience, stratified, or cluster sampling) in the situation described below. A researcher selects every 673th social security number and surveys the corresponding person. Which type of sampling did the researcher use? Stratified sampling Convenience sampling Random sampling Systematic sampling Cluster sampling 18. Which of the following consists of discrete data? Choose the correct answer below. Hair color Number of suitcases on a plane Tree height Amount of rainfall 19. Determine whether the value is from a discrete or continuous data set. Number of notes in a song is 24 Is the value from a discrete or continuous data set? Discrete Continuous 20. Determine whether the sampling method described below appears to be sound or is flawed. In a survey of 700 human resource professionals, each was asked about the importance of the experience of a job applicant. The survey subjects were randomly selected by pollsters from a reputable market research firm. Choose the correct answer below. ( A. It is flawed because it is not statistically significant. B. It is flawed because it is a voluntary response sample. C. It appears to be sound because the data are not biased in any way. D. It is flawed because it is a census. 21. Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate. Monthly rainfall: 3.4 in, 3.5 in, 3.6 in, 3.7 in, and 3.8 in Choose the correct answer below. Nominal Interval Ratio Ordinal 22. Identify the type of sampling used (random, systematic, convenience, stratified, or cluster sampling) in the situation described below. A researcher selects every 673th social security number and surveys the corresponding person. Which type of sampling did the researcher use? Stratified sampling Convenience sampling Random sampling Systematic sampling Cluster sampling

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Answer 18 Continuous 19 Discrete 20 It appears to be sound because the data are not biased in any way 21 Ratio 22 Systematic sampling Explanation 18 C... View the full answer