The annual salaries of a group of employees are given in the following table: Salaries '000) : 45 50 55 60 65 70 80 75 Number of persons 8 4 Calculate the standard deviation of the salaries.

Q: Calculate the Standard deviation of the grouped data shown in the frequency table below: Classes…

A: Class Frequency (f) Mid value (x) f⋅x f⋅x2 50-59 3 54.5 163.5 8910.75 60-69 5 64.5…

Q: Professor Z had the following grade distribution in her class:…

A: Data with regard to a single variable is called as univariate data.One of the measure is measure of…

Q: The number of goals scored by a college soccer team for a given season are 4, 9, 0, 1, 3, 12, 3, 7,…

A: The population mean is, μ=∑xN=4+9+0+1+3+12+3+7+4+5+8+212=5812=4.8333 The population mean is 4.8333.

Q: for this set of data, the standard deviation is equal to: 9,8,10,5,5,2,3,6,3

A: Mean:The formula for finding mean is shown below:

Q: Blood sugars from eight patients in a rural clinic were recorded last summer by the local physician.…

A: Given blood sugar results are120,145,200,250,79,100,894,255sample size(n)=8

Q: Calculate the mean, median and standard deviation of these six numbers: 4, 2, 8, 3, 12, 9

A: Given,4, 2, 8, 3, 12, 9sample size(n)=6

Q: Find the mean and standard deviation for the following:…

A: a)Mean: The Mean is 1.41

Q: Find the mean and standard deviation for the given data set, 34,56,23,11,76,85,94,54,66,10

A: According to the given information in this question We need to find the value of mean and standard…

Q: Find the standard deviation for the given data set: 23, 23, 25, 26, 26, 27, 28, 32, 33, 35, 38.…

A: given data, we have to find out the standard deviation for the given data.data set is:23, 23, 25,…

Q: Angela polled her first grade class about their family pets. The following data lists the number of…

A:

Q: 1. The following table shows the high temperatures over the last few days. Find the mean, median,…

A:

Q: Calculate the mean, median, mode, quartiles, 9th decile and 57th percentile from the following data:…

A: The data can be summarized using two measures. They are central tendency and dispersion. Central…

Q: give the sample standard deviation of this data set: 20, 25, 35, 40

A: Sample Standard deviation:   If the standard deviation is calculated for sample then it is called as…

Q: Report the mean (including standard deviation), median, and mode for the following data set of worm…

A: From the provided information,The data values are as follow: 6, 4, 11, 12, 13, 9, 10, 14, 8, 4, 7,…

Q: The following are ages in years of nine employees of a large company. 46, 22, 35, 26, 22, 53, 33,…

A: The question is about measures Given : Data : 46, 22, 35, 26, 22, 53, 33, 42, 59   To find : Mean…

Q: Find the number of pieces of data in your set (this is n), the mean, median, mode, range, and…

A: The data is given as, 32, 36, 29, 34, 31, 33, 27, 34

Q: Calculate mean deviation and its coefficient from the following data: 73 64 67 70 Height (in…

A: We have given that,  x :- 61   64     67   70   73 f :-  5     18    42    27   8 Then,  We will…

Q: • Find the standard deviation of the following data sets: data set a: 15, 16, 7, 5, 14, 10 data set…

A: given data, here we have to find out the  standard deviation of the data sets:data set A and data…

Q: It is common knowledge that a fair coin lands heads up 50% of the time and tails up 50% of the time.…

A: Solution Amswer is option A)

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance…

A: Solution-: We prepare the following table: Class Class Boundaries LB UB Mid Point (xi) Number…

Q: Class 366-386 387 - 407 408 - 428 429 - 449 450 - 470 471 - 491 492 512 513 - 533 Frequency 5 2…

A: Solution-: We have following frequency distribution table: Class  Freq (fi) 366-386 5 387-407…

Q: Find the mean, median, mode, range, variance and standard deviation.

A: Given data : [8,6,3,0,0,5,9,2,1,3,7,10,0,3,6]

Q: The following table gives the favorite color of each student in a large statistics class. Color…

A: The variable of the data set is "students"

Q: 手品的万好 价的2

A: Given : 45 56 61 60 63 55 32 44 60 70 53 65 57 54 42 51 80 56 83 45 67 40 62 47 63 45 60 67…

Q: Grades 50-60 60-70 70-80 80-90 90-100 No. of Students 6 3 Calculate the standard deviation of the…

A: We have to find standard deviation of the given group data above table = ?

Q: Find the mean of the following data: 0, 5, 30, 25, 16, 18, 19, 26, 0, 20, 28 A. 0 B. 18 C. 19 D. 17

A: According to the given information it is required to calculate the mean of the given data.

Q: Class interval (MK) 1-5000 5001-10000 10001-15000 15001-20000 20001-25000 Income midpoint, 2500.5…

A: ClassFrequency1 - 5000505001 - 100003510001 - 150002015001 - 200001020001 - 250005

Q: Below is a chart for the Bureau of Labor Statistics. What is the mean, median, mode, range, and…

A: Given data  Arranged in increasing order  20.15 , 20.96 , 22.60 , 25.65 , 26.75 , 29.35 , 31.73 ,…

Q: The following cholesterol levels of 10 people were measured in mg/dl: 260, 150, 165, 201, 212, 243,…

A: Given data is260,150,165,201,212,243,219,227,210,240

Q: Find the range and standard deviation of the following set of data. 168​, 177​, 163​, 174​, 167​,…

A: Given 168​,177​,163​,174​,167​,186​,162 Range The range of a data set in statistics is the…

Q: Compute the Median and seventh Decile of the following distribution of height: Heights (inches) 57.5…

A: Given, Height Number 57.5-60 6 60.0-62.5 26 62.5-65 190 65.0-67.5 281 67.5-70 412…

Q: Find the mean and standard deviation of the following numbers:  35,18,12,32,35,75,32,26,18

A: Obtain the value of the mean. The value of the mean is obtained below: Mean: From the information,…

Q: Find Geometric mean from the following distribution : х%3D4, 5, 6, 7, 8, 9. f= 2, 3, 4, 3, 2, 1.

A:

Q: Determine the mean of the following data set: 21, 19, 2, 31, 9, 45, 40, 52, 83 State the mean value…

A:

Q: For the following data in the sample:     0,    6,    8,    6,    5 Find the mean and the standard…

A: The data is given as 0, 6, 8, 6, 5.