1. The table below shows the weights (kg) of the students in an ESM 2035 class. a. Calculate the mean, median and mode b. Calculate the range, variance and standard deviation Weights 40 - 49 50 - 59 60 - 69 70 - 79 80 - 89 90 - 99 Your answer Frequency 3 7 14 200 12 6
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- The table below shows the overtime hours of the employees during a week. Overtime hours 0 1 2 3 4 5 Number of employees 3 8 6 4 2 2 Find the mean, median and mode of the observations.3. The data in the table shows the mileage that students commute to school. B. Find the weighted mean. Miles Midpoint Frequency 10 - 14 12 8 15 - 19 17 C. Draw a histogram for the data. 20 - 24 22 9 25 - 29 27 21 30 - 34 32 7 A. How many students are in the class?The following data that belongs to a population: 4 -5 2 0 -10 14 12 8 Calculate the mean, median and mode. Round your answer to two decimal places if it is necessary Mean= Median= Mode=
- TOPIC : MEASURES OF DISPERSION Please use your group data to formulate these following items. 1. Range, its meaning, and the formula. 2. Mean Deviation, its meaning, and the formula. 3. Standard Deviation, its meaning, and the formula. 4. Variance, its meaning and the formula. Picture below is the group data:These data are the number of on-campus burglaries reported in a given year for nine western Pennsylvania universities. 16 10 4 16 9 8 12 5 16 For the above data set, find the mean, median, midrange, and mode. Round to one decimal place, if necessary.2. Determine the Standard Deviation and Variance of the data set as shown and compare the results using Data Analysis. Classmates Midterm Final 1 70 81 2 98 89 3 80 95 4 79 90 5 65 82 62 75 7 90 88 8 91 89 100 91 10 71 83 11 85 79 12 87 90 13 84 87
- The numbers of regular season wins for 10 football teams in a given season are given below. Determine the range, mean, variance, and standard deviation of the population data set. 2, 9, 15, 4, 15, 6, 12, 8, 5, 9 C The range is 13 (Simplify your answer.) The population mean is 8.5. (Simplify your answer. Round to the nearest tenth as needed.) The population variance is 17.9. (Simplify your answer. Round to the nearest tenth as needed.) The population standard deviation is. (Simplify your answer. Round to the nearest tenth as needed.)5.) Find the mean, median, range, variance and standard deviation of the data set below. The data represent the fixed monthly costs for Sam's Linen Service. Monthly charges Monthly cost ($) Bank charges 482 Cleaning 2208 Food 1750 Computer expenses 2471 Lease payments 2656 Grounds fees 1475 Postage 2117 Uniforms 2600 Delivery fuel 955The number of miles per gallon (MPG) for 56 foreign cars is given in the following frequency table. Find the mean, median, and mode for these data. MPG 19 20 21 22 23 24 25 26 27 28 29 30 Frequency 1 7 2 4 4 7 8 8 4 3 5 3 Question content area bottom Part 1 Find the mean. Select the correct choice below and fill in any answer boxes in your choice. A. The mean is approximately enter your response here . (Type an integer or decimal rounded to the nearest tenth as needed.) B. There is no mean for these data. Part 2 Find the median. Select the correct choice below and fill in any answer boxes in your choice. A. The median is enter your response here . (Type an integer or decimal rounded to the nearest tenth as needed.) B. There is no median for these data. Part 3 Find the mode(s). Select the correct choice below and fill in any answer boxes in your…
- Calculate the mean, median, mode, and variance for the following dataset which represents the average rain precipitation depth at 20 gauge stations during one year. Data were recorded to the nearest mm. Class limit 10-14 Freq. 15-19 20-24 25-29 30-34 35-39 40-44 3 5 3 1Find the mean, median, standard deviation, and variance of the sample data. Also, from the original data set, find the values of the range and sample size. Identify the modal class (the one with the highest frequency). The statistics should be rounded properly- to the nearest hundredthQ21. For the Given values of 91.9, 84, 88.5, 86.8, 89.4,83.6, 80.2, 88.1, 88.5, 93.1 and 93.8 ,Calculate (i) Mean (ii) Algebraic Sum of deviation (iii) Variance (iv)Standard Deviation. i) Mean = ii) Sum of Deviation= iii) Variance = iv) Standard Deviation =