Use the given frequency distribution to find the (a) class width. (b) class midpoint of the first class. (c) class boundaries of the first class. Height (in inches) Class Frequency, f 50-52 53-55 8 56-58 12 59-61 13 62-64 11 (a) 3 O A. (b) 51 (c) 50-52 (a) 2 O B. (b) 51.5 (c) 50-52 (a) 2 OC. (b) 51.5 (c) 49.5-52.5 (a) 3 O D. (b) 51 (c) 49.5-52.5
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- Use the given frequency distribution to find the (a) class width. (b) class midpoints of the first class. (c) class boundaries of the first class.Use the frequency distribution shown below to construct an expanded frequency distribution. High Temperatures (°F)Use the given frequency distribution to find the (a) class width. (b) class midpoints. (c) class boundaries. Temperature (°F) Frequency 50-52 1 53-55 3 56-58 5 59-61 11 62-64 7 65-67 7 68-70 1 (a) What is the class width?
- Construct a frequency table. Consider the scores of 50 Grade 12 students in Physics exam. Construct a frequency distribution and compute the indicated positions using Table 1 and Table 2. The lowest value is the first lower class limit of Table 2.Number of Classes k: 2k ≥ n k=_____ Class interval or width C= Range/K=________Use the given frequency distribution to find the (a) class width. (b) class midpoints. (c) class boundaries. Temperature (°F) Frequency 40-42 1 43-45 3 46-48 5 49-51 11 52-54 7 55-57 7 58-60 1A sample of candies have weights that vary from 2.35 grams to 4.75 grams. Use this information to find the upper and lower limits of the first class if you wish to construct a frequency distribution with 12 classes
- Use the frequency distribution shown below to construct an expanded frequency distribution. High Temperatures (°F) Class Frequency,f16-26 1727-37 4438-48 6849-59 6960-70 7371-81 6882-92 26 Complete the table below. High Temperatures (°F) (Round to the nearest hundredth as needed.) Class Frequency, f Midpoint Relative frequency Cumulative frequency 16-26 17 Construct a frequency polygon for the given frequency distribution of the pulse rates in beats per minute (bpm) of males. Comment on the shape of the distribution. Pulse Rate (Male) Frequency 40-49 2 50-59 19 60-69 55 70-79 46 80-89 23 90-99 4 100-109 2Table1 shows a frequency distribution of the weekly wages of 65 employees at the P&R Company. Table1 Wages Number of employees X Boundaries 250.00 - 259.99 8 254.995 249.995-259.995 260.00 - 269.99 10 264.995 259.995-269.995 270.00 - 279.99 16 274.995 269.995-279.995 280.00 - 289.99 14 284.995 279.995-289.995 290.00 - 299.99 10 294.995 289.995-299.995 300.00 - 309.99 5 304.995 299.995-309.995 310.00 - 319.99 2 314.995 309.995-319.995 Total 65 With reference to this table, determine: (a) The lower limit of the sixth class. (b) The upper limit of the fourth class. (c) The class mark (or class midpoint) of the third class. (d) The class boundaries of the fifth class. (e) The size of the fifth-class interval. (f) The frequency of the third class. (g) The relative frequency of the third class. (h) The class interval having the largest frequency. This is sometimes called the modal class interval; its frequency is then called the modal class frequency. (i) The percentage employees earning…