The average of the number of trials it took a sample of mice to learn to traverse a maze was 12. The standard deviation was 3. Using Chebyshev’s theorem, find the minimum percentage of data values that will fall in the range of 4–20 trials.
Answer to relevant QuestionsThe average farm in the United States in 2004 contained 443 acres. The standard deviation is 42 acres. Use Chebyshev’s theorem to find the minimum percentage of data values that will fall in the range of 338–548 acres. Using Chebyshev’s theorem, complete the table to find the minimum percentage of data values that fall within k standard deviations of the mean. The increases (in cents) in cigarette taxes for 17 states in a 6-month period are 60, 20, 40, 40, 45, 12, 34, 51, 30, 70, 42, 31, 69, 32, 8, 18, 50 Use the range rule of thumb to estimate the standard deviation. Compare the ...Room and board costs for selected schools are summarized in this distribution. Find the approximate cost of room and board corresponding to each of the following percentiles. Costs (in dollars) Frequency 3000.5–4000.5 ...Find the percentile rank for each value in the data set. The data represent the values in billions of dollars of the damage of 10 hurricanes.
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