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: The temperature measured on the top of Big Bear Mountain at 10:00am on 12 consecutive days is as…

A: 1)Given Data and calculation for variance is shown below

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

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

Q: The cruising altitudes for a Boeing 747 are normally distributed with a mean of 35,105 feet with a…

A: Solution

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: Calculate the mean, standard deviation, and variance for the following five scores: 9, 4, 7, 1, 4.

A: Considering the scores as population. The population mean is, μ=∑XN=9+4+7+1+45=255=5 Thus, the…

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: 19. Yellowstone Park Medical Services provides emergency health care for park visitors. An average…

A: Given: μ = 21.7 σ = 4.2 Formula Used: Control limits = μ ± 3σ Upper control limit = μ + 3σ Lower…

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

A: The observations of the amount pledged (in thousands of dollars) are as follows:16, 18, 11, 17, 13,…

Q: (a)A recent survey asked a sample of 50 persons “How often do you attend religious services?” Of…

A: Since it is a multiple parts question, only first 4 parts are answered. Part a Given: Out Of the 30…

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: The effect size is a measure of the magnitude of a treatment effect in standard deviation units.…

A: Given that, The effect size is a measure of the magnitude of a treatment effect in standard…

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…

A:

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

A:

Q: Given the population data: 3, 6, -1, -9, -11.5, -19, 24, 100, 241, 325, 68, 22, 6, 24, 25 Find the…

A: The question is about measures.Given :No. of observations ( N ) = 15To find :a ) Meanb ) Medianc )…

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: What is the mode of the data?  d. What is the standard deviation of the data?

A: Given Frequency table, Class Interval Frequency Relative Frequency 1 to 5 3 3 6 to 10 4 7…

Q: 1. Find the mean, the variance and the standard deviation for the data. {18, 18, 19, 18, 18, 25, 29,…

A: Given data is : 18,18,19,18,18,25,29,30,26,19 To find mean, standard deviation, and variance.

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: 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: llowing three data sets has the largest standard deviation? A (9,10,11,7,13) B(10,10,10,10,10)…

A: The Standard Deviation is given by SD=∑x-x2N Where, x is the mean of data.N is the number of terms.

Q: A company that makes baseball caps for babies is designing a new type of hat for toddlers. The new…

A: Here we are need to find the maximum and minimum head sizes for each new hat. Here each means we are…

Q: Consider the variable, type of birth control practiced (e.g., an IUD, condoms, none, etc). Which…

A:

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: 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: What level of measurement do the variance and standard deviation assume?

A: Variance and standard Deviation tells about the spread or variation in the dataWe calculate the…

Q: Find the range, mean or average deviation, variance and standard deviation of the following grouped…

A:

Q: A baseball team is reviewing their batting statistics. The mean number of hits for the batters on…

A: Given Population mean μ=124,  standard deviations σ=14.5  Let X be the baseball team is reviewing…

Q: Find the standard deviation of the following data: 13,18,13,14,13,16,14,21,13

A: Given data is13, 18, 13, 14, 13, 16, 14, 21, 13Sample size(n)=9

Q: 1.2, 2.7, 5.3, 3.4, 4.1,4.6, 3.3, 2.6. Find the standard  deviation

A:

Q: Determine the mode and standard deviation of the data

A: The frequency distribution from given graph is written as,: underline; position: relative;…

Q: Explain why we need to square the deviations from the mean in our calculation of the standard…

A: 3) The deviation formula is, Deviation=Xi-Mean In the formula Xi is individual scores.

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

A:

Q: The highway mileage (mpg) for a sample of 8 different models of a car company can be four below.…

A: Given data, 19,23,26,27,30,32,34,34

Q: The population full-time equivalent number of students (FTES) at Lake Tahoe Community College for…

A: Measure of central tendency measures the central or average value of a dataset. Measured of…

Q: Most medical schools require applicants for admission to take the Medical College Admissions Test…

A: It is given that mean and standard deviation are 500 and 10.6, respectively.