Estimate an appropriate measure of dispersion for the following data : Income No. of Persons Less than 50 54 50 – 70 100 70 - 90 140 90 – 100 110 130 300 230 130-150 126 Above 150 51 1000

Q: B. The following are the weights (in kg) of bears: 26 29 34 40 46 48 60 62 64 65 76 79 80 86 90 94…

A: We first arrange the provided data in ascending order as below: Sr. No Obs. Sr. No Obs.…

Q: llustration 13. Calculate median from the following data: Value Less than 50 Frequency 96 112 120…

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Q: the following data are from a hypothetical study on the effects of age and time on scores on a test…

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Q: Consider the frequency distribution of exam scores given below. class Frequency 6 50 < 60 60 < 70 15…

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Q: b. The age of employees at one of the company are given below. Age Number Employees 20 – 24 3 25 –…

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Q: ustration 9.14. Obtain the median size of shoes sold from the ollowing data. TABLE 9.14. NUMBER OF…

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Q: Grouped Data: 91 96 57 96 82 55 64 78 98 99 58 99 98 75 91 58 72 96 90 98 83 52 93 97 84 88 88 70 83…

A: Given data: 91 96 57 96 82 55 64 78 98 99 58 99 98 75 91 58 72 96 90 98 83 52 93 97 84 88 88 70 83…

Q: Identify the following data set: ...the rates at which all of the cashiers scan products for a store…

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Q: Complete the following table: Grade on Statistics Relative Exam Frequency Frequency .08 A: 90-100 B:…

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Q: 1. Construct the frequency distribution corresponding to the ogive curve given below. 100 90 80 70…

A: We want to construct Frequency distribution corresponding to the ogive curve

Q: Calculate median from the following data : Height Frequency Less than 10 4 10-20 16 20-30 40 30-40…

A: Median  : The median is the center cost in a listing ordered from smallest to largest. The mode is…

Q: Data: Student's body weight (kg): 41 60 72 53 72 65 64 48 90 39 38 60 75 48 62 63 49 58 39 72 56 75…

A: For the given data Make frequency distribution table

Q: Estimate an appropriate measure of dispersion for the following data : Income Rs. No. of Persons…

A: We want to find the measure of dispersion. Best measure of dispersion is standard deviation. So we…

Q: Calculate median from the following data: 0–10 10-30 30-60 60-80 80-90 Marks 5 15 30 8 2 No. of…

A: Given that  Class Frequency (f) 0 - 10 5 10-30 15 30 - 60 30 60 - 80 8 80 - 90 2…

Q: Refer to the incomplete grouped frequency distribution below. Classes (Rand) Frequency Cumulative…

A: As per our guidelines we are suppose to do only one question

Q: Calculate the semi-interquartile range and quartile coefficient from the following : Age in years…

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Q: Find the point estimate of the population parameter μ for the following data.     Scores in a…

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Q: Find the measures of center for following. Data Frequency 70 74 2 75 79 80-84 85 -89 7 90-94 95 -99…

A: Calculate Mean, Median, Mode from the following grouped data Class Frequency 70 - 74 2 75 -…

Q: Consider the following data set. The annual wages of employees at a small accounting firm are given…

A: Solution: The given data set is 25, 25, 30, 30, 35, 35, 50, 60, 16, 14, 18, 18 and 20.

Q: 30 Compute median from the following data: Mid-values 115 125 135 145 155 165 175 185 195 Frequency…

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Q: Consider the following data: Marks in Statistics 300 400 450 100 200 600 | 200 550 200 | 250 Marks…

A: Obtain the value of the spearman’s rank correlation coefficient. The value of the spearman’s rank…

Q: Find the Mean for the following frequency distribution table: 10 – 20 20 – 30 30 – 40 40 – 50 50 –…

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Q: Į Represent the following data by a suitable diagram : Family A (Income Items of Expenditure Food…

A: Given: Items of Expenditure Family A (Income) Family B (Income) Food 150 150 Clothing 125 60…

Q: Represent the following data by means of a histogram. Weekly Wages ( 00 ) : 10-15 15-20 20-25 25-30…

A: Let weekly wages on Y axis and number of workers on X axis.

Q: B//Determine the median for the data below: Class 0-10 10-20 20-30 30-40 40-50 50-60 60-70 Interval…

A: The table that shows necessary calculations is shown below: Class(1) Frequency (f)(2) cf(7) 0 -…

Q: Refer to the incomplete grouped frequency distribution below. Classes (Rand) Frequency | Cumulative…

A: Grouped frequency distribution is grouping the scores or frequencies in intervals. And the list all…

Q: Calculate the appropriate measure of skewness from the following distribution. 151-200 201-300…

A: Skewness,  measure deviation of distribution from normal distribution. For normal distribution (…

Q: Find the 7h decile and 60h percentile from the following data : Wages ( $) 30-40 40-50 50 60 60 70…

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Q: estimate an appropriate measure of dispersion for the following data : Income (Rs.) No. of Persons…

A: We want to find the dispersion  Standard deviations is the best way to find the dispersion

Q: Find the mean for the following data: Student Age (years) Number of Students 18 - 20 21 - 23 230 152…

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Q: For the following table of data   30 70 7 47 13 60 0 91 33 44 40 9 67 55 65 12 140…

A: From the given information, Data Frequency 150-179 1 120-149 1 90-119 7 60-89 7 30-59…

Q: The data set below represents the ages of 36 executives. Find the percentile that corresponds to an…

A: In order to calculate the percentile, data should be sorted in ascending order. The given data is…

Q: The following data presents the productivity scores of 10 workers before and after a certain…

A: Given claim: The data sufficient evidence that the training program has improved productivity. Null…

Q: From the following data relating to average prices of a commodity find ( Link relatives (ii) Price…

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Q: Movie budget amounts (in million of dollars) 4.5         5            6.5         7             20…

A: In this problem, you want to find the 78th percentile in the data set. At least 78% of the data…

Q: Refer to the incomplete grouped frequency distribution below. Classes (Rand) 8.00 < 12.00 24 12.00 <…

A: To find the mth percentilePm, first, the class containing Pm. The class containing Pm is the class…

Q: Approximate the mean for following GFDT. Data Frequency 70-74 1 75 - 79 4 80 - 84 85-89 11 90-94 24…

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

A: Given, Class-interval Frequency (f) mid values (x) f.x 50-59 1 54.5 54.5 40-49 3 44.5 133.5…

Q: The following data consist of the revenue growth rates (in percent) for a group of 20 firms. 67 64…

A: First arrange the data in non-descending order

Q: Find the 4 yearly moving averages from the following data (1) by centering the averages and (i) by…

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Q: The following data consist of the revenue growth rates (in percent) for a group of 20 firms. 78 94…

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Q: The arithmetic mean of the following data is Marks Frequency 18 4 30 85 3 90 75 3 O 1.50 103.20 O…

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Q: 10 : Calculate the average marks of the students from the following data : Marks No. of students…

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Q: Construct a frequency distribution table

A: Our aim is to construct a frequency distribution table

Q: For the given set of data: 138 164 150 132 144 125 149 157 144 158 140 147 136 148 144 Determine:…

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Q: From the following data calculate median: No. of Students Marks Marks No. of Students Less than 5 29…

A: Given: Class(1) Frequency (f)(2) Less than 5 or 0 - 5 29 5 - 10 224 10 - 15 465 15 - 20…

Q: Consider the following frequency distribution.Class Frequency10–19 1020–29 1430–39 1740–49 750–59…

A: Frequency distribution is given as follows. Class Frequency10–19 1020–29 1430–39 1740–49 750–59 2