The administrator of a Georgia hospital conducted a survey of the number of days for 200 randomly chosen patients stayed in the hospital following an operation. The data are given below: Hospital stay (in days) Frequency 1-3 4-6 7-9 10-12 13-15 16-18 19-21 22-24 18 90 44 21 9 9. 4 5 Calculate (a) mean of the data. Mean = 7.7150 (b) standard deviation of the data. Standard Deviation = 4.6823

Q: Use any method to calculate the sample mean, median, and standard deviation of the following sample…

A: The objective is to find the sample mean, median and standard deviation of the given sample of…

Q: Define range, interquartile range, variance and standard deviation.

A: Range: The range is the difference between the maximum value and the minimum value. Range = maximum…

Q: Dr. Samwell Tarly wants to estimate the number of books checked out of the library in the past year.…

A: It is given that the mean is 10,000 and the standard deviation is 10.

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: What is an everyday example of variance within samples?

A: If we need to know the variance within samples, we need to use ANOVA Test.

Q: A college was conducting a phonaton to raise money to increase students’ scholarships. The president…

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

A: Mean is one of the measures of central tendency and is the average value of the data set which tells…

Q: a. Use the mean (to the nearest whole number) and standard deviation (to 2 decimals) to evaluate the…

A: Given,2018 season76808179777577792019 season7372777987827381(a)For 2018Mean,Standard…

Q: For the given set of data: {63, 97, 45, 59, 67, 73, 67, 67, 70, 64} Determine: 1. Mean 2. Median 3.…

A:

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

A: Solution Age Number (f) Midpoint (x) f*x x2 f*x2 25-34 27.3 29.5 805.35 870.25 23757.825…

Q: developmental psychologist is interested in studying how long babies gaze at a photograph of a human…

A: Given data, 12, 15, 16, 20, 20, 27 Sort the data in ascending order. 12,15,16,20,20,27

Q: Compute the mean, median, Variance, and the standard deviation for the data below: 3,2 ,3, 4, 3…

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Q: What is the standard deviation of the data set 14,23,9,12,21,18,8

A:

Q: Calculate Median, Q1, Q3 and IQR, sample mean, sample variance, and sample standard deviation for…

A: Given: data 48, 92, 47, 44, 94, 18, 95, 67, 74, 64

Q: The heights of women are approximately Normal with mean 63.7 inchs and standard deviation 2.5…

A: Given information For Women Mean (µ1) = 63.7 inches Standard deviation (σ1) = 2.5 inches For men…

Q: Listed below are 10 annual salaries (in millions of dollars) of TV personalities. Find the variance…

A:

Q: days in Buffalo, NY: {17, 26, 3, 13, 29, 34, 32, 30, 41} Which of the following values represent the…

A: Given data, 17,26,3,13,29,34,32,30,41   Standard deviation=? Variance =?

Q: The mean deviation of the data(1 * :2,9,9,3,6,9,4 from the mean is 2.23 3.23 O 2.57 O 3.57 O

A:

Q: For the given set of data: (98, 56, 59, 56, 73, 67, 67, 67, 70, 64} Determine: (a) Mean (b) Median…

A: Given data is 98,56,59,56,73,67,67,67,70,64Arrange the data in ascending…

Q: For the following data: X= [ 1 , 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, ,8 ,9] Find: A)…

A: Formula to calculate mean is, Mean=Sum of all observationsNumber of obervations Formula to calculate…

Q: Define "Standard Deviation" and also Find out the Standard Deviation of the given data: 86, 37, 21,…

A: Definition: Standard deviation is a measure of the amount of variation or dispersion of a set of…

Q: Calculate Standard deviation of the following data : No. of Employees : 10-19 20-29 30-39 40-49…

A: Given: No. of employees No of firms 10-19 6 20-29 11 30-39 14 40-49 6 50-59 3

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

A: Given: The sample data is: 46,22,35,26,22,53,33,42,59

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

A: The question is about frequency distribution.Given :

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A:

Q: In an experiment the sorption was measured for a variety of hazardous organic chloroalkane solvents.…

A: Solution: x (x-x) (x-x)2 1.18 0.2362 0.05579 1.35 0.4062 0.164998 0.57 -0.3738 0.139726…

Q: mean length of 25 cm. Because of the variability in the manufacturing​ process, the lengths of the…

A: Population mean μ =25 Population standard deviation =0.08

Q: Newborn babies: A study conducted by the Center for Population Economics at the University of…

A: Z = (x - u) /s u = mean = 3492 s = standard deviation = 872

Q: What is the equation for The standard deviation of the distribution of sample proportions

A: Let p be the population proportion of successes.

Q: For a sample of 11 employees, the most recent hourly wage increases were 18, 30, 25, 5, 7, 2, 20,…

A: Given data 18 30 25 5 7 2 20 12 15 55 40

Q: What are the means and standard deviation of the list below.

A:

Q: 20, 23, 25, 28, 30, 32, 35, 35 Mean = Median = Mode = Standard Deviation II

A:

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: Compute standard deviation for the following data : 5, 8, 7, 11, 9, 10, 8, 2, 4, 6.

A:

Q: Problem : Determi system reliability for a system having four units as shown. 0.82 Input Output 0.9…

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Q: he number of ornaments placed on trees is recorded. The results are as follows: 26 26 22 29 24 30…

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Q: A developmental psychologist is interested in studying how long babies gaze at a photograph of a…

A: The data of a sample of six babies, given the length of their gaze in seconds. 12, 17, 18, 20, 20,…