There are 10 employees working in a firm. Find the standard deviation for their age that is mentioned in the following Table:

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: To be accepted into an honor society, a student must have a grade-point average (GPA) in the top 10%…

A: It is given that, to be accepted into an honor society, a student must have a grade-point average…

Q: What is the standard deviation on the graph ?

A:

Q: Of the 200 American film enthusiasts, the average age is: 30 years, while the standard deviation is…

A: Normal distribution is generally denser in the center, and basically less denser at the tails. There…

Q: An entrance examination is to be conducted to 1600 ncoming freshmen students at Gordon college which…

A: Let X be the variable denoting score of the exmination. X ~ N (μ, σ) Given mean, μ = 85 standard…

Q: What is the standard deviation of the following: 12, 47, 31, 18, 20, 35

A: Compute the mean of the data using the formula: x=∑ixin x=12+47+31+18+20+356  =1636  =27.1667

Q: The bank of America's VP feels that each saving account customer has, on average, 3 credit cards.…

A: The bank of America's VP feels that each saving account customer has, on average, 3 credit cards.…

Q: In a group of 10 workers, the wage of the lowest paid worker is $ 225 less than the average wage of…

A: Given : N=10 Lowest paid worker = 225 We have to tell standard deviation of wages = 7.53

Q: A history class has 95 members. If there is a 22% absentee rate per class meeting , find the mean…

A:

Q: Below is a list of number of dogs owned by families, in a particular neighborhood, find the mean and…

A: According to the given information, it is required to determine the mean and standard deviation.

Q: The length of a fully grown hibiscus plant is normally distributed and has a mean of 35cm. It is…

A:

Q: 7. If you made only n = 1 measurement of rack height, the standard deviation of the measurement…

A: Solution: 7. From the given information, n = 1.

Q: Find the range and standard deviation of the set of data. 12, 8, 7, 11, 22 O

A: Given sample data is  12,8,7,11,22.

Q: The mean annual income for people in a certain city (in thousands of dollars) is 43, with a standard…

A: Given,sample size(n)=91mean(μ)=43standard deviation(σ)=23

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: Find the standard deviation for the number of girls in groups of 14 births when p = 0.5

A: Binomial probability distribution is a type of discrete probability distribution.

Q: The mean and standard deviation of the sampling distribution of the mean is shown as?

A:

Q: If a set of grades for a class has a large range and a small standard deviation, what can you say…

A: It is given that a set of grades for a class has large range and a small standard deviation.

Q: What is the standard deviation of the following: 38, 36, 49, 36, 43, 35

A:

Q: In a small company of 10 people the salaries are as follows: 5 people earn $25,000, 3 earn $27,000,…

A: Questions   find mean (x→) and standard deviation (σ).   Data Given - 5 people earn $25,000   3…

Q: Find the standard deviation for the grouped data.

A: Solution; Interval Frequency (f) midpoint(x) fx (x-x)2 f*(x-x)2 50-59 7 54.5 381.5 351.5625…

Q: The weights, in pounds, of a group of dogs are:          18, 31, 22, 46, 55, 28.    Calculate the…

A: Given Data The weight of a group of dogs are: 18,31,22,46,55,28   The size of group is N=6   The…

Q: Find the range and standard deviation of the set of data. 10, 8, 6, 13, 23 O

A: we first calculate the range of our data range = maximum-minimum=23-6=17range =17Mean=μ=sum of all…

Q: What is the standard deviation of the following: 50, 34, 41, 43, 30, 50

A: Calculate Population Standard deviation (σ), Sample Standard deviation (S) from the following…

Q: Find the range and standard deviation of the set of data. 12, 10, 5, 13, 15 O

A:

Q: In a recent survey, 80% of the community favored building a police substation in their neighborhood.…

A:

Q: The average number of moves a person make in his/her lifetime is 12 and the standard deviation is…

A: Given,sample size(n)=25mean(μ)=12standard deviation(σ)=3.5

Q: What is the standard deviation of a ribution that has a mean of 46.2 if a FORMANCE value of 28 is…

A: Given information: The mean of the distribution is µ = 46.2 The performance value is x = 28. The…

Q: is 6% is your standard deviation?

A: Given according to question Sample size(N)=? Confidence =95% Margin of error = 5% Now question says…

Q: A maths class has 100 members. If there is a 15% absentee rate per class meeting , find the standard…

A:

Q: What is the standard deviation of the following: 25, 36, 33, 16, 45, 44

A: Measures of Dispersion: The word dispersion is used to denote the degree of heterogeneity in the…

Q: Choose a random five single digit numbers and calculate the standard deviation. X {…. , ….. , ….. ,…

A: There are total 10 single digit numbers available, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}. Out of these 10…

Q: calculate the standard deviation of the following four observations: 13,14,16,18

A:

Q: What is the standard deviation of the following: 35, 12, 46, 21, 29, 46

A: We have given data,  35, 12, 46, 21, 29, 46 Then,  We will find the standard deviation (s) = ?

Q: If you buy one ticket everyday for 365 days, find the mean and standard deviation for the numbers of…

A:

Q: A history class has 75 members.  If there is a 12% absentee rate per class meeting , find the…

A: Given data  P(absent) = p = 0.12  So q= 1-p = 0.88 Sample size (n)= 75 X = no.  of student absent We…

Q: The mean age of clients at a local nail salon is 33.9 years. If 7.21% of the clients are older than…

A:

Q: As reported in Runner's World magazine, the times of the finishers in the New York City 10- km run…

A: Percentile : Percentile is the number such that certain percentage of the fall below that values.…

Q: The following data give the speeds (in kilometer) as measured by radar of 5 selected cars traveled…

A: The data shows the speeds (in kilometer) as measured by radar of 5 selected cars traveled at NLEX.

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: At their​ inauguration, the ages of the first six​ (out of a current number of​ 45) presidents of a…

A: First we will find the sample standard deviation the steps are as follows1) Step 1: Find the mean of…

Q: Find the standard deviation for the group of data items (to the nearest hundredth)8,9,10,11,12

A:

Q: What is the standard deviation of the following: 48, 47, 43, 27, 16, 11

A: Standard deviation :   The standard deviation is the average amount of variability in your data set.…

Q: freedom, the standard devi

A: yes , standard deviation of population is estimated without the degree of freedom . We know that…

Q: What is the standard deviation of the following: 44, 30, 11, 29, 33, 4

A: Given data, 44, 30, 11, 29, 33, 4   Mean is  ∑xn=1516=25.167

Q: The average register transaction at a local coffee house is 6.17 with a standard deviation of 3.25.…

A: Standard normal distribution:The standard normal distribution is a special case of normal…

Q: there are 75 students in the class and 20 students are getting a+ grade in the class find the mean…

A:

Q: What is the standard deviation of the following: 26, 14, 11, 27, 10, 30

A: Here Given  ∑X=118 AND N=6

Q: A population has μ = 50 and σ = 5. If 10 points are added to every score in the population, what are…

A: Consider, (µ) = 50 and (σ) = 5 Let, X be the scores of the population. If 10 points are added to…