From the following frequency distribution, compute the Mean and standard deviation of 100 students Mass in Kg. 60-62 63-65 66-68 69-71 72-74 No.of students 5 18 42 27 8

Q: Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant.…

A: Let X represent the amount spent by customers for lunch which is given as follows. 20.50 14.63 23.77…

Q: The table below shows the total annual precipitation for San Diego, California. 2001 0 2001 2002…

A: Given: sample size(n)=10 Data: Year Precip(in) x 1994 9.4 1995 17 1996 7.3 1997 7 1998…

Q: The following data represent the concentration of dissolved organic carbon (mg/L) collected from 20…

A: Given: Total no of samples n=20 see the Excel table sheet

Q: During each of two separate hour long intervals, 18 cars passed through a freeway checkpoint. The…

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Q: 5. On this assignment, round all answers (when necessary) to exactly three decimal places. The…

A: Solution: Given data x dx=x-A=x-30 dx2 32 2 4 20 -10 100 25 -5 25 52 22 484 16 -14 196…

Q: Find out standard deviation from the following informàtion: Values: 4 8 7 5 12 18 25 28 30 35.

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Q: The classification of 58 passengers of a bus in their age group is given below. You are required to…

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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: a) The following data shows how many employees showed up to work every day for two weeks 09 16 11 10…

A: Hello. Since your question has multiple, we will solve first question for you. If you want…

Q: The following data represents the Score of 60 students in an exam. Construct a frequency…

A: Given data :…

Q: Calculate the standard deviation of a distribution with: n = 15, f= 110 = 1235 77 O 9.364 O 7.333 O…

A: Given,n=15∑ix.f=110∑ix2 .f=1235

Q: 9. The following data represents the number of tornadoes per year in Oklahoma from 1995 until 2004.…

A: As per Bartleby guideline expert have to answer first question three subparts only dear student…

Q: Calculate Standard deviation from the following observation on a certain variable. 240.12, 240.13,…

A: We have given that,  Thee data set is, 240.12, 240.13, 240.15, 240.12, 240.17, 240.15, 240.17,…

Q: for the frequency table below Xi 14 3.5 7.5 11.5 15.5 19.5 23.5 27.5 31.5 35.5 33 | 27 38 45 50 19…

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Q: 4. Calculate the mean deviation from the following data. What light does it throw on the social…

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Q: 020 | 007 7. The number of messages sent per hour over a computer network has the following…

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Q: From the following grouped data, find the sample standard deviation s. (Use the mean value 59 to…

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Q: The following table contains the probability distribution for the number of traffic accidents daily…

A: Obtain the value of the standard deviation. The value of the standard deviation is obtained below as…

Q: The following frequency distribution shows the number of crimes committed in a sample of 100 urban…

A: We have given that,  Number of crimes of  Neighborhoods  Frequency (f)  0-9 10 10-19 20…

Q: The following table gives the scores of 30 students in a mathematics examination: Scores 90-99 50-59…

A: The formula for mean and standard deviation is given by,

Q: Calculate standard deviation from the following data taking eviations from assumed mean 65: Harks :…

A: We have given that data  X Frequency 50 6 55 10 60 14 65 9 70 2 75 5 80 18…

Q: The table shows the distribution of sizes of uniforms in UPANG. Calculate the standard deviation of…

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Q: Find the standard deviation for the following frequency tables using the formula.

A: Given data :                       Daily Low Temperature Frequency 49.5–59.5 53 59.5–69.5…

Q: Calculate the mean and standard deviation of the following data, the result of  1000 tested…

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Q: Find the mean deviation about the A.M. of each of the following distributions : 2,4,6,8,10,12,14,16

A: Mean of the given data=Sum of all termsTotal Number of terms x=2+4+6+8+10+12+14+168=728=9

Q: 2. The following frequency distribution depicts the marks received by 50 students in the Statistics…

A: The provided information is Class  Frequency(f) Mid value (x) fx fx2 60-64 2 62 124 7688…

Q: The following data represent the concentration of dissolved organic carbon (mg/L) collected from 20…

A: Given, Sample size, n = 20 Population is normally distributed

Q: From the following frequency distribution, compute the Mean and standard deviation of 100 students…

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Q: 217 Calculate standard deviation for the following distribution : 10 20 30 40 50 60 70 Values : 1 12…

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Q: The following data represent the concentration of dissolved organic carbon (mg/L) collected from 20…

A: (a)   Use EXCEL Procedure to obtain the value of sample mean.   Follow the instruction to obtain the…

Q: The following table contains the probability distribution for the number of traffic accidents daily…

A: Mean, E[X] = 1.68 (already found) E[X2] = ∑i x2p(x)            =…

Q: a) The following data shows how many employees showed up to work every day for two weeks 12 18 09 16…

A: Data  12,18,9,16,11,10,8,10,13,11,15,17,16,11  (i) IQR=Q3-Q1 (ii) mean  (iii) sample standard…

Q: Find the mean deviation about the A.M. of each of the following distributions : 7,9,24,14,26

A: Compute mean of the given data: The mean of the given data is obtained as 16 from the calculation…

Q: The following data represent the concentration of dissolved organic carbon​ (mg/L) collected from 20…

A: Given data  11.90 29.80 27.10 16.51 17.508.81 16.87 20.46 14.90 33.67 30.91 14.86 11.90 15.35 9.72…

Q: The following is a sample of sanitation scores for 20 cruise ships. 87 93 83 84 95 83 89 86 94 91 87…

A: Given data: 82, 83, 83, 83, 84, 85, 86, 86, 87, 87, 89, 91, 91, 93, 94, 94, 94, 95, 95, 97

Q: Student 1 3 4 6. 8. 9. 10 Marks: 43 48 65 57 31 60 37 48 78 59 2.

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Q: a) The following data shows how many employees showed up to work every day for two weeks 12 18 09 16…

A: Given data is 12,18,09,16,11,10,08,10,13,11,15,17,16,11

Q: Find the standard deviation of the following distribution : 40-45 40 30-35 35-40 45-50 25-30 110…

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Q: 37. Find the standard deviation and coefficient of variation from the following data: Marks No. of…

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Q: Calculate the mean and standard deviation from the following data: 60-69 Value: 90-99 80-89 70-79…

A: Class Frequency (f) Mid value (x) f⋅x f⋅x2 30-39 1 34.5 34.5 1190.25 40-49 4 44.5 178…

Q: The following data represent the concentration of dissolved organic carbon (mg/L) collected from 20…

A: The table of calculations is provided below; No. x (x-x¯)2 1 15.72 7.3306 2 8.81 92.4963 3…

Q: Below is a frequency distribution Classes 0-14 4. 15 - 29 18 30-44 12 45 - 59 7 60- 74 5n 75-89 1…

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Q: The following frequency distribution represents the time in seconds of a fast-food drive-thru…

A: Distribution is skewed to left.

Q: The time that a customer takes to complete a transaction in the business line at the bank follows a…

A: Given Data Population Mean,μ = 5.4 Population Standard Deviation,σ = 1.7

Q: Find the standard deviation for the given data n 64, Σίx, = 44 1 , Σίx? = 495917 ,Σχ, = 188 O a.…

A: SD = n∑f.x2 -∑f.x2n(n-1)

Q: "he following table gives information on the ages (in years) and the charitable contributions (in…

A: To calculate the standard deviation of errors we will use regression analysis in Excel .

Q: The following data represent the concentration of dissolved organic carbon​ (mg/L) collected from 20…

A:

Q: Calculate the mean, standard deviation and variance for the following frequency distribution. 40-50…

A: The grouped data information provided, with the corresponding frequencies is shown in the table…

Q: 3. The data on relative humidity (in %) for the first ten days of the month in a city are given…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…