If the range of Xis the set {0,1,2,3,4,5,6,7,8} and P(X= x) is defined in the following table: 1 2 3 4 5 6 7 8 P(X = x) 0.07961 0.2660 0.1992 0.0665 0.01960 0.0665 0.08022 0.08944 0.1330 determine the mean and variance of the random variable. Round your answers to two decimal places. (a) Mean = i (b) Variance = i

Q: Use the data in Table 1.3 to generate a table of the frequency and relative frequency by hand, as…

A: To create a frequency distribution table, we first need to determine the class intervals. You…

Q: 11, 13, 16, 17, 19, 20, 22, 22, 23, 25 26, 26, 27, 28, 30, 31, 32, 36, 37, 42

A: The coefficient of variation is the percentage of the coefficient of standard deviations. It is used…

Q: Q3) For the following data: Class Frequency 5-10 5 10-15 1 15-20 20-25 7 25-30 4 Find: a. the range…

A: Note, Since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: 30 Q1 / From the following frequency distribution table: Frequencies Categories 33-37 10 38-42 12…

A:

Q: Q2/ is * the arithmetic mean of the data

A: The provided information is  Class frequency (f) Mid value (x) f*x 1-20 3 10.5 31.5 21-40 6…

Q: Class Frequency interval [50, 551 [55, 60 [60, 65[ [65, 701 |70, 75| [75, 801 16 3 12 4. 10

A: Given information: The total number of observations, N = 50 The frequency distribution table is:…

Q: e40. Find out median from the following frequency distribution: Wages (in ): 10-15 15-20 20-25 25-30…

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Q: From the following data compute the value of harmonic mean: Class interval 10-20 20-30 30-40 40-50…

A: Given data is Class Interval Frequency 10 - 20 4 20 - 30 6 30 - 40 10 40 - 50 7 50 - 60…

Q: IO samples were drawn randomly from a factory for filling glass powder , and each sample contains 5…

A:

Q: If the range of X is the set (0,1,2,3,4,5,6,7,8) and P(X= x) is defined in the following table: 0 1…

A:

Q: 80 -89 65 90 -99 51 100 -109 30 110 -119 15 120 -129 130 -139 4 140-149 2 62.95 O 92.36 O 53.77 O…

A: Given : Frequency table : Classes Frequency 50-59 4 60-69 7 70-79 25 80-89 65 90-99 51…

Q: Consider the following table. Compare the mean, median, and mode of all of the exam scores with the…

A: Mean is measure of central tendency which depends on all observation whereas median is only depends…

Q: Fiad mean for the following data : Class-interval: 50–59 40 -49 30-39 20-29 10-19 0-9 Frequency 1 3…

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Q: Find the median of the following data: Frequency Class interval Class interval Frequency 7:5-10 5…

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Q: From the following data compute the value of harmonic mean: Class interval 10-20 20-30 30-40 40-50…

A: Given: Class interval 10-20 20-30 30-40 40-50 50-60 Frequency 4 6 10 7 3

Q: MAP of these 10 participants by programming the formula for the m

A: Compute the mean MAP of these 10 participants by programming the formula for the mean (i.e. X…

Q: 1)Data was collected for 300 fish from the North Atlantic. The length of the fish (in mm) is…

A: Given Lenght (mm) Frequency 80 - 99 1 100 - 119 16 120 - 139 71 140 - 159 108 160 - 179…

Q: The following numbers are taken from a survey on mind control.:  23, 42, 10, 16, 24, 26, 17, 19, 20,…

A: Data are provided, Total 23 observations Here data are discrete

Q: Construct a grouped frequency distribution table (GFDT) for this data set. You want 10 classes with…

A: From the given values, the minimum value is 434 and the maximum value is 525. Number of class is 10.…

Q: #5). The cumulative frequency of the second class is: The percentage of students who work less than…

A:

Q: For the frequency table shown below, answer the following questions. 1.What is the median of the…

A: Given data : 0,0,0,0,0,1,1,1,1,1,1,1,1,1,2,2,2,2,3,3,4,4,4

Q: Q5/ The harmonic mean of the frequency distribution is 47 70 87 45 17 33 90 57 72 65 69 35 49 40 10…

A: There are three types of mean, they are arithmetic mean, geometric mean and harmonnic mean. These…

Q: 4. Given the following class intervals, compute for the following: Class Intervals frequency (f)…

A: