What is the probability of obtaining a sample mean of 61 or less from a sample of 35​?   P(x≤61)=enter your response here   ​(Round to four decimal places as​ needed

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Q: n this scenario, what is the test statistic? A linguist believes the average age children learn a…

A: Given: n= 21.0 ,x̄= 9.2 ,s= 2.5 µ= 10.0 ,degree of freedom= 20.0

Q: Which branch of statistics is used to generalize the results to the population on the basis of the…

A: Solution-: Which branch of statistics is used to generalize the results to the population on the…

Q: Find the sample size need to find the Population Mean if the margin of error is $105, the confidence…

A: Solution: From the given information, confidence level is 0.95, σ=315 and E=105.

Q: One-Sample Statistics Std. Deviation Std. Error Mean Mean hrs1 NUMBER OF HOURS WORKED LAST WEEK 895…

A: From the given output, it is clear that t test had been done. 1. The test done was One sample t test…

Q: Find the Sample deviation of the Following 2,2,5,6,10

A: Let X be the random variable.Given data is 2,2,5,6 and 10.

Q: What is the probability of obtaining a sample mean of 56 or less from a sample of 50​?

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Q: 2. a. The Intelligence Quotient (IQ) of adults is approximately normally distributed with mean 100…

A: Given that

Q: 10. What is the sample variance here? a. 6.67 b. 7.27 c. 8.35 d. 4.95 e. 6.91 11. What is the sample…

A: The sample variance of the given dataset can be calculated as follows: Sample…

Q: For the following sample data, answer the following: Remember you can copy and "paste special" the…

A: I will use Excel functions to solve this problem.…

Q: Consider the following sample data.   Consider the following sample data.   Sample A: 9, 18, 27…

A: Given data is appropriate for measures of central tendency and measures of dispersion. mean is used…

Q: Coach Best serve test to his volleyball class.   There were 22 students in the class.  What would be…

A: Given  N=22 Mean=12.5 Median=11 Mode=11 ∑x=274 s (standard deviation) = 2.3

Q: Listed below are the amounts (dollars) it costs for marriage proposal packages at different baseball…

A: From the provided information, Minimum value of data = 37 Maximum value of data = 3000 The range of…

Q: The Congressional Budget Office reports that 36% of federal civilian employees have a bachelor's…

A: Given: Number of employees (n) = 115

Q: does question say to bring the sample donw by 1/2 or the mean down by 1/2

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A: Here the word counts of five essays are given as follows; 507 ,620 ,  544 , 603 , 582. It is…

Q: Which of the following are statistics? Four answers correct. All or nothing credit. 1.…

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Q: In the diagram below, what is the value of the standard deviation? What is the mean? 4.0 4.5 5.0 5.5…

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Q: noat question Assuming a normal curve, find the highest Z score a person could have while being in…

A: Given that  A) P(Z < a) = 32% B) P(Z < b) = 6%

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: 1. make a survey report of the number of students per section from grades 7-9 2. create a sampling…

A: The sampling distribution is the distribution of the means of the samples. The mean of the sampling…

Q: The amount of money raised by Clayton State teams for the Statistics Games is normally distributed,…

A: Given,mean(μ)=$360standard deviation(σ)=$15and data value(X)=$396

Q: Which of the following are parameters? Three answers correct. All or nothing credit. 1.…

A: Answer - Which of the following are parameters?

Q: Can you guys help me on this? Thank you!

A: The 95% confidence interval: 1.2 mi/day to 7.8 mi/day If this is incorrect try to input 1.3 mi/day…

Q: 5. In Homework 3 we talked about flipping an NOT fair coin where P(T) = 0.54 and P(H) = 0.46; thus…

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Q: Consider a population of 250 with a mean of 50 and a standard deviation equal to 24.What is the…

A: Given that mu =50,s.d =24,n =40 What is the probability of obtaining a sample mean of 53 or less…

Q: The following sample data are from a normal population: 10, 9, 12, 14, 13, 11, 7, 4. a. What is the…

A: Given The data is as follows: 10, 9, 12, 14, 13, 11, 7, 4

Q: In a recent survey, it was stated that Filipino teens watch television on average 3.5 hours per day.…

A: Given : sample size = n = 20 Sample mean = x = 3.1 Standard deviation = s = 3.1

Q: What is the percentile rank for a student who scored 74 on a softball rules test if the class mean…

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Q: Consider a test of coordination that has a normal distribution, a mean of 50, and a standard…

A: given data   normal distribution   μ = 50σ = 5

Q: 1. A Statistics class of 50 students has a mean test score of 38 with standard deviation of 5. a.…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: What does​ Chebyshev's rule say about the percentage of observations in any data set that lie within…

A: The Chebeyshevv's inequality is stated as, for a random variable, X with finite mean, μ and…

Q: What is the standard deviation of the following sample data? 38,27,39,29,41,42

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Q: What is the standard deviation of the following sample data: 16, 15, 41, 28, 20, 34. Round to 2…

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Q: Explain why the standard deviation is a useful sample statistic

A: Our aim is to explain why the standard deviation is a useful sample statistic

Q: A tire company finds the lifespan for one brand of its tires is normally distributed with a mea…

A: Z is known as standard normal variable and it's value is obtained using standard Normal table.

Q: Which has the greatest standard error?     mean=20, s.d.=10, n=9     mean=30, s.d.=15, n=16…

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Q: computer company daims that the employees' salary average = 5774 dollars. The standard deviation is…

A: Given data,μ=5774σ=722n=36x=5171test statistic (z)=?

Q: Use MSExcel file for this item. Insert sceenshots of Descriptive Statistics pop-up menu for your…

A: Standard deviation: For a set of n observations, x1, x2, ... , xn, standard deviation is given by,…

Q: For the following sample data, answer the following: Remember you can copy and "paste special" the…

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Q: 1100 19 2100 20 31am individuals 30

A: Given : Age range Number of individuals 1-10 30 11-20 19 21-30 20 31-over 13

Q: You are given n = 5 measurements 2, 1, 1, 3, 5. Find the sample standard deviation

A: Given data : 2,1,1,3,5