4. Use the given frequency distribution to find the (a) class width. (b) class midpoints. (c) class boundaries. Temperature (°F) Frequency 35-39 1 40-44 3 45-49 5 50-54 11 55-59 7 60-64 7 65-69 1 (a) What is the class width? (Type an integer or a decimal.) (b) What are the class midpoints? Complete the table below. (Type integers or decimals.) Temperature (°F) Frequency Midpoint 35-39 1 40-44 3 45-49 5 50-54 11 55-59 7 60-64 7 65-69 1 (c) What are the class boundaries? Complete the table below. (Type integers or decimals.) Temperature (°F) Frequency Class boundaries 35-39 1 40-44 3 45-49 5 50-54 11 55-59 7 60-64 7 65-69 1
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- The class width is the difference between the lower limit of a class and the lower limit of the next class. - For example, the lower limit of the first class is 35 and the lower limit of the second class is 40. - Class width = 40 - 35 = 5. Show more…
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