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A survey of 12,095 adults in a particular country found that 47.6% received an inuenza vaccine for a recent u season. Identify the population and
A survey of 12,095 adults in a particular country found that 47.6% received an inuenza vaccine for a recent u season. Identify the population and the sample. Identify the population for the given problem. Choose the correct answer below. 0 A. The collection of immunization statuses of all adults in the country 0 B. The 12,095 adults selected 0 C. The collection of immunization statuses of the 12,095 adults selected D. All adults in the country Identify the sample for the given problem. Choose the correct answer below. 0 A. The immunization status of all adults in the country 0 B. All adults in the country C. The 12,095 adults selected 0 D. The immunization status of the 12,095 adults selected The top ve books on the best seller list last year are shown below. 1. Private London 2. Kiss The Dead 3. The Forgotten 4. Gone Girl 5. Threat Vector Identify the level of measurement of the data set. Explain your reasoning. E) What is the data set's level of measurement? Explain your reasoning. O A. Ratio. The data can be ordered and differences between data entries are meaningful, and the zero entry is an inherent zero. 0 B. Interval. The data can be ordered and differences between data entries are meaningful, but the zero entry is not an inherent zero. 0 C. Nominal. The data are categorized using names, labels, or qualities, but the data cannot be ranked or arranged in order. 0 D. Ordinal. The data can be arranged in order, but the differences between data entries are not meaningful. Name each level of measurement for which data can be qualitative. Select all the levels of measurement for which data can be qualitative. E] A. Ordinal E] B. Nominal E] 6. Ratio E] D. Interval Without performing any calculations. determine which measure of central tendency best represents the graphed data. Explain your reasoning. Frequency Anon-sou oooooo Heart Rates of a Sample of Adults 55 60 65 70 75 80 85 Heart Rate (beats per minute) Choose the correct answer below. 0 A. The mean is the best measure because the data are approximately symmetric. O B. The median is the best measure because the data are skewed. O c. The mode is the best measure because the data are at the nominal level of measurement. 0 D. The mean is the best measure because there are outliers and the data is skewed. Use the box-and-whisker plot to determine if the shape of the distribution represented is symmetric, skewed left, skewed right, or none of these. Choose the correct answer below. 0000 none of these skewed right skewed left symmetric 40 80 120 160 200 9,0 Use the box-and-whisker plot to identify the five-number summary. Min = Q1 = 10 11 13 14 16 Q= Q3 = Max = 10 12 14 16The graph of the annual snowfall distribution (in feet) for a particular county is shown below on the left with its mean and 0-16 PM Q standard deviation. Assume that a sample size of 100 is g '5 = 2-6 Q drawn from the population. Determine which of the graphs 3 labeled (a)-(c) would most closely resemble the sampling % l3 distribution of the sample means. Explain your reasoning. E x 0 0 10 Snowfall (in feet) Choose the correct graph below. 0 A. _ O C. _ p (x) Q p (x) Q -5-21471013 0246810 Snowfall (in feet) Snowfall (in feet) Snowfall (in feet) This graph most closely resembles the sampling distribution of the sample means, because u; = , o; = , and the graph V The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set. 12,17,23,14,20,17,22,16,15, 19 q The range is (Simplify your answer.) The mean is D. (Simplify your answer. Round to the nearest tenth as needed.) The variance is (Simplify your answer. Round to the nearest tenth as needed.) The standard deviation is (Simplify your answer. Round to the nearest tenth as needed.)
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