Calculate the Standard deviation of the grouped data shown in the frequency table below: Classes frequency 50 – 59 3 60 – 69 5 70 – 79 9 80 – 89 12 90 – 99 8

Q: . Calculate standard deviation and coefficient of variation from the data given below: Mid-points :…

A:

Q: Find the standard deviation of the data: 22, 29, 21, 24, 27, 28, 25, 36 O a. 4.8 O b. 2.8 O C. 4.2 O…

A:

Q: Solve the average deviation for a grouped frequency distribution of the following data: (Class…

A: From given data: Class (x) Frequency (f) 10-14 3 15-19 4 20-24 5 25-29 4 The average…

Q: Find the range and standard deviation of the set of data. 260, 262, 264, 266, 268, 270, 272 O

A: Given data, 260,262,264,266,268,270,272 Range=? Standard deviation=?

Q: For Problem 19.33 , determine the probability (assuming normal distribution) that a bottle would be…

A: The frequency distribution table is given below: The formula to find mean for any sample is,…

Q: Calculate the standard deviation of marks of 13 students: Marks are: 5 12 15 18 22 26 31 34 42 48 50…

A: We have given that data  5,31,9,34,12,42,15,48,18,50,22,53,26 I want to find standard deviation.…

Q: Complete the frequency distribution table and then find the standard deviation Repetition Categories…

A: To complete the frequency distribution table and to find the standard deviation: Complete frequency…

Q: In my homework assignment, I have a concern about standard deviation do I have to round it to two…

A: Rounding-off must always be done as per the instruction in the  question. In the absence of an…

Q: Value | Frequency 27 96 58 3 54 4 18 7

A:

Q: The annual salaries of a group of employees are given in the following table: Salaries '000) : 45 50…

A: We have given that,  x f 45 3 50 5 55 8 60 7 65 9 70 7 75 4 80 7 Then,  We…

Q: Given the sample data below: x 46 37 40 33 42 36 40 47 34 45 What is the…

A: Solution

Q: Find the population standard deviation for the following data set: 36 16 31 17 24 8.7 75.7 7.8 60.6

A:

Q: Find the 24th percentile, P24, from the following data 1 2 3 4 14 18 19 20 21 24 25 29 34 42 43 44…

A:

Q: The standard deviations of four data sets are shown in the table below. Which of the data sets is…

A: We have given  The standard deviation of four data set  And we want to find which one is most spread…

Q: Find the 14th percentile, P14, from the following data 2 8. 9 16 22 23 26 35 37 38 39 41 51 62 63 69…

A: For the given data sample size is, n= 29 14th percentile is given by, P14= 14*(n+1)/100 th term

Q: Calculate the mean and standard deviation for the following distribution : *: 25 35 45 55 65 75 85…

A:

Q: If a data set has a mean of 80 and a standard deviation of 10, calculate +1.5 standard deviations…

A: Given : data set has a mean of 80 and a standard deviation of 10

Q: Find the standard deviation for the grouped data. College Units Frequency 0-24 4 25-49 3 50-74 6…

A: Here we use simple method which is used to find deviation

Q: Using the given data (population) below, compute the following statistics:              47     72…

A:

Q: Find the 54th percentile, Ps4, from the following data 1. 6. 10 13 14 18 19 22 28 31 39 45 50 51 53…

A:

Q: For data in the frequency table below, find the value of the standard deviation * Categories…

A: The frequency distribution table is: Categories Repetition (f) 190-210 20 211-231 21…

Q: The following data values represent the daily amount spent by your family during a seven day summer…

A: Standard deviation= √E(X2)-((E(X))2 E(X)= (summation Xi)/n E(X2)= (summation Xi2)/n Sample size is…

Q: Organize the following raw data, using a frequency distribution and compute for the mean and the…

A: Class limits Class Boundaries Class Mark (x) f < cf >cf % < cf % >cf 45 - 50 50.5 47 4…

Q: Compute for each using the data set given below. 1. Range 2. Mean Absolute Deviation 3. Variance 4.…

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer three sub-parts at a…

Q: The standard deviation of the following data set is: 2,5,9, 7 O 5.57 O 2.99 O 7.07 O 8.92

A: #Given, data  set      2,5,9,7   Now  mean x=2+5+9+74=234=5.75

Q: 1. Find Mean, Standard Deviation, Third quantile, 21st Percentile, and 87th Percentile for the data…

A: Given: Population size N = 8 Formula Used: Mean X = 1N∑i=1nXi Standard deviation σ = ∑Xi-X2N Third…

Q: Find Mean, Median, Mode, sample variance and range for following set of data: 0.23 0.36 0.56 0.89…

A: The mean can be calculated as:   The data can be arranged in ascending order as: 0.23, 0.36, 0.56,…

Q: Find Standard Deviation for the following frequency distribution 10 11 12 13 14 Total 3 12 18 12 48

A:

Q: Determine the distribution of the data pictured below 2.5 2 1.5 0.5 1 3 4 5 6 7 data O Uniform…

A: The given histogram depicts the frequencies of values in data that is spread over the range of 1 to…

Q: Find the scores one, two, and three standard deviations above and below the mean, given the…

A: Given that  μ = 86.1 , σ = 12.5   Find the score

Q: Click the score that is two standard deviations above the mean. IQ Test Scores 30 40 50 60 70 80 90…

A:

Q: 3. Find the standard deviation. Data Set: 20, 15, 15, 10, 20 а. 16.0 b. 17.5 C. 5.1 d. 4.2

A: Given: Sample size n = 5 Formula Used: Sample standard deviation = ∑(Xi-X)2n-1 Where X is a sample…

Q: The following data are the distances between 20 retail stores and a large distribution center. The…

A: Given data, 29; 30; 34; 40; 58; 67; 68; 69; 76; 86; 87; 95; 96; 96; 99; 106; 112; 127; 145; 150…

Q: Consider the data set with 34 entries. 17 23 25 25 26 27 40 43 43 43 46 47 52 56 57 59 63 68 74 75…

A:

Q: Find the mean and the mean deviation about mean from the following frequency distribution : Weight…

A: Dispersion measure the spread of the observation from central tendency measures. There are some…

Q: a) Calculate the Median, Mode and standard deviation of the following data 71 Weights 63 65 66 67 68…

A: Let xi be the value and fi be the frequency associated with value xi . Weights (xi) 63 64 65 66…

Q: 3. What is the value that corresponds to the 60th percentile in the following data set? Use linear…

A: The question is about measures Given Data :

Q: Find the 24th percentile, P24, from the following data 2 9 10 11 13 14 16 22 23 24 25 26 27 37 38 39…

A: Arranging Observations in the ascending order, We get…

Q: Find the mean,' mode, standard deviation and co-effi- cient of skewness for the following : Years…

A:

Q: Find the 14th percentile, P14, from the following data 12 15 16 18 28 29 32 33 39 47 55 56 57 58 62…

A: Given that: The data are 5, 6, 12, 15, 16, 18, 28, 29, 32, 33, 39, 47, 55, 56, 57, 58, 62, 68, 73,…

Q: Calculate mean, mode, median from the following frequency table.              Class…

A: The table given below helps to find the mean. Class limits Frequency Mid point fx Cf 4-6 4 5 20…

Q: The following data are the distances between 20 retail stores and a large distribution center. The…

A:

Q: Set up the following scores into a grouped frequency distribution. Obtain relative frequency and…

A:

Q: Find the mean from the frequency table below. Classes Frequency 10-14           8 15-19         29…

A: Class Frequency (f) Mid value (x) f⋅x 10-14 8 12 96 15-19 29 17 493 20-24 42 22 924 25-29 7…

Q: Find the 64th percentile, P64, from the following data 1 7 9. 10 16 29 30 37 39 46 49 53 56 57 64 65…

A: Given that,Number of observations = 24We have to find the 64th percentile

Q: Rank the data sets described in order of the least spread out (1) to the most spread out (5) based…

A:

Q: Find the 34th percentile, P34, from the following data 1 3 7 11 12 20 26 28 37 40 41 43 46 47 51 52…

A: Formula used for 34th percentile.  P34=(34(n+1)/100)th

Q: Find the 64th percentile, P64, from the following data 3 12 15 31 36 47 48 50 2 18 21 23 40 44 55 56…

A: Given data: 2,3,12,15,18,21,23,31,36,40,44,47,48,50,55,56,59,60,69,75,81,82,86,88,90,92,93,94,96

Q: calculate the standard deviation for the data in the table Range Frequency 1-10 11-20 7. 21-30 10…

A: We have to find the standard deviation.