16. A sampling Distribution of sample mean (Central Limit Theoren) The diameters of fully grown white oak trees are normally distributed ,whit a mean of 3.5 feet and standard deviation 0.2 foot. Random sample of size 16 are drawn from this population ,and the mean of each sample is determinate. Find the mean and standar deviation of sampling distribution of sample mean. Then sketch a graph of the sampling distribution.

Q: Supposed the Mean percentage in algebra shoe is 70% and the standard deviation is 8% what percentage…

A:

Q: 1) Find the mean and standard deviation of the number of seconds the subjects stay balance for each…

A: Mean: Mean is defined as the ratio of sum of all values to the total number of all values Standard…

Q: A researcher claims that the amounts of sugar in a certain brand of soft drink have a mean different…

A: Let μ denotes the population mean sugar content. The claim of the test is that the amounts of sugar…

Q: Test the indicated claim about the means of two populations. Assume that the two samples are…

A: Hello, since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: The graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A:

Q: Find the mean and standard error of the mean of the sampling distribution. Then sketch a graph of…

A: Sample size(n)=25mean()=$232Standard deviation()=$63

Q: The average number of pupils per teacher in each state is shown and a boxplot of the data is…

A: Given :  Max = 20, min = 9, Q1= 13, median= 15, Q3=16, outlier = 25 & 22

Q: The graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A: n=225 mean=μ=19.3  σ=12.3

Q: The selling price of new homes in a city over a year was normally distributed with a mean of…

A:

Q: At the U.S. Open Tennis Championship a statistician keeps track of every serve that a player hits…

A: From the information, given thatLet X denotes the speed of the player with the population mean of 96…

Q: Consider the following exam scores of all students in a class. 39, 15, 27, 21, 33, 24, 18, 36, 42,…

A: Given that  Let X denotes the exam score of all students in a class  We have to find Variance and…

Q: Find the mean and standard error of the mean of the sampling distribution. Then sketch a graph of…

A: here original population is normally distributed. therefore sampling distribution of sample mean…

Q: Y3) In chemistry experiment seven students obtained the following percentage of chloride in asample…

A:

Q: Q No.2) a) Calculate (i) the Quartile Deviation, (ii) the Mean deviation from mean, and (iii) the…

A: Measure of dispersion is used to understand the spread of the data set. It helps to understand the…

Q: Assume that math test scores are normally distributed with a mean of 500 and a standard deviation of…

A:

Q: Find the mean and standard deviation of the indicated sampling distribution of sample means. Then…

A: Given Information: The annual salary for one particular occupation is normally​ distributed, with a…

Q: 1.) An archer can hit the bullseye of a target with an accuracy rate of 83%. Arrows hitting the…

A: Given, The Probability of hitting target is 0.83. Each trail is independent of each other. The…

Q: The amount of time adults spend watching television is closely monitored by firms because this helps…

A: The mean amount of time spent watching television per day on a weekend is 2.35 hours and the…

Q: a) graph the frequency distribution of errors b) determine the most a

A: a) From the given information,  The errors are, Error -0.2 -0.23 3.17 0.3 0.09 1.24…

Q: The graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A: The graph shows the waiting time at the of the red light.Sample size Based on the graph on the left,…

Q: What is the minimum required sample size to estimate an unknown population mean with confidence…

A: Given: Confidence level=99%  Margin of error, E=5.25  Population sd, σ=35.2

Q: One hundred men and one hundred women are surveyed to determine if the percent of women that lie…

A: Given that, One hundred men and one hundred women are surveyed to determine if the percent of women…

Q: he graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A: Given Information: Sample size (n) = 225 And from the first graph, mean μ=18.9 Standard deviation…

Q: In late October, 1988, a survey was conducted by CBS News of 1500 adults in the United States to…

A: In this problem, we will explore the concept of conjugate priors and noninformative priors in…

Q: Use the central limit theorem to find the mean and standard error of the mean of the indicated…

A: The mean of the sampling distribution is, μx¯=μ=101 Thus, the mean of the sampling distribution is…

Q: Paramesan cheese is aged for an average of 24 months to allow it to develop the desire richness in…

A:

Q: Use the Central Limit Theorem to find the mean and standard error of the mean of the sampling…

A: Given that  Sample size n =26 Population mean μ =250 Standard deviation =59

Q: The graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A: The graph on the left indicates the waiting time at a red light with its mean  seconds and standard…

Q: A random sample of n1 = 300 voters registered in the state of California showed that 143 voted in…

A: Given: Sample sizes: Number of voters in California n1=300 Number of voters in Colorado n2=216…

Q: Class Frequency 12 0- 10 10 – 20 14 20 – 30 16 30 – 40 28 40 – 50 10 50 – 60 8.

A:

Q: The graph of the waiting time (in seconds) at a red light is shown below on the left with its mean…

A: For the given data, Graph most closely resembles the sampling distribution of the sample means,…

Q: 9 The cumulative frequency graph shows the weight, in grams, of 60 apples. Cumulative frequency 60…

A: The given cumulative frequency graph indicates the weight of 60 apples (in grams).

Q: Records of 225 flights selected randomly, collected over a period of 1 year indicate that the…

A:

Q: b) According to a certain survey, adults spend 2.35 hours per day watching television on a weekday.…

A: Given adults spend 2.35 hours per day watching television on a weekday. the standard deviation for…

Q: Engineers want to design seats in commercial aircraft so that they are wide enough to fit 95% of all…

A:

Q: The elbow plot depicts: a. The average between cluster difference by the total number of clusters…

A: Introduction The elbow plot is used in clustering which is an unsupervised ML algo.

Q: Paramesan cheese is aged for an average of 24 months to allow it to develop the desire richness in…

A:

Q: Can you show me a step explanation on how to find the standard deviation for a sample proportion…

A: As per central limit theorem the formula for standard deviation for a sample proportion is,

Q: The amount of time adults spend watching television is closely monitored by firms because this helps…

A:

Q: Six animal trainers took a test before training and after training. The scores are shown in the…

A: Null and alternate hypotheses: The investigator is specifically interested to test whether the…

Q: Histograms of random sample data are often used as an indication of the shape of the underlying…

A: (a). Given, histogram based on the random sample of sizes 30,50 and 100 from the same population.…

Q: # of Hurricanes from 1850-1920 year,#hurricanes.   1850,2 1860,1 1870,1 1880,4 1890,4 1900,2 1910,6…

A: From the given information, Thus, the Z score for the difference of the means can be computed as:

Q: The graph of the annual snowfall distribution (in feet) for a particular county is shown below on…

A: