Find the margin of error for each data from certain populations. 3. 45, 56, 61, 88, 91, 64, 38, 79, 80, 57 at 90% confidence interval.

Q: The third quartile of, 2,4,4,5,6,7,8 6 7

A: 2,4,4,5,6,7,8 Median = mid value = 5

Q: Ques 3 ,4 and 5

A: This is a basic problem of central tendency . It is very useful.

Q: Q-4: The number of children in each of the thirty families is as follows. Calculate median,…

A: → The data (the number of children in each of the thirty families ) is given.  3 1 2 0 4 6 1 0 1 5 2…

Q: MU CHOICE. Choose the one alternative that best completes the statement or answers the Construct a…

A: Solution: Let x= Before training  and y= After training  x y d=x-y (d-d)2 115.2 116 -0.8…

Q: Compare the two sets of data. For each, examine the distribution and find the measures of center.…

A:

Q: Suppose you select a random sample of N=81, and find X = 50, and s = 9.9. Determine the 99%…

A: Given Mean=50 Standard deviations=9.9 n=81

Q: Use the given confidence interval to find the margin of error and the sample mean.   ​(13.3​,22.9​)

A:

Q: You take a random sample of size 25 students and find the 5 who understand this lecture. With 99%…

A:

Q: A. Find the mean, median, mode, Q,, Q3, D9, P38, and P7 of each of the following data sets. Make a…

A: Hello! As you have posted 3 different questions, we are answering the first question with 3 sub…

Q: 23. Data is provided on a random sample of gymnasts competing the 2012 London Olympics. Answer the…

A: Given data is provided on a random sample of gymnasts competing in the 2012 London Olympics.   (a)…

Q: he given confidence interval to find the margin of error and the sample mean.   ​(66.9 ​,81.9 ​)

A: The sample mean can be calculated as: =LowerLimit+UpperLimit2=66.9+81.92=74.4 The sample mean is…

Q: Consider the following set of data. 12, 13, 13, 15, 16, 17, 18, 20, 20, 20, 22, 26. Compute the…

A:

Q: How many independent variable am i examining with a dependent samples t test? One, two, three or…

A: How many independent variable am i examining with a dependent samples t test? One, two, three or…

Q: A sample consists of the following n = 6 scores: -2, 7, 6, 4, 1, 3  Transform the original sample…

A: The question is about z score Given : Data : -2, 7, 6, 4, 1, 3 n = 6   To find : New value for the…

Q: Consider the data that was obtained from a random sample of 51 credit card accounts. Identify all…

A: Sample size,

Q: 8. Determine the first quartile for this data set. 16, 28, 24, 7, 14, 27, 23, 18, 25, 16, 11

A: According to our policy at Bartleby, I can solve only one question. I'm solving question number 8.…

Q: A researcher is interested to find out the proportion of registered nurses in Manitoba who are more…

A: Given that the sample of 89 from the records of members of Manitoba Nursing Association and she…

Q: The population mean of a set of data is unknown. The sample mean is 44, and the error bound for the…

A:

Q: Firm Up Compute for the three quartiles of each of the following sets of data. 1. 88, 85, 83, 83,…

A: Quartiles in StatisticsSimilar to the median which divides the data into half so that 50% of the…

Q: The average fruit fly will lay 406 eggs into rotting fruit. A biologist wants to see if the average…

A: Given: α=0.10

Q: Help  Curvey two different groups of at least 10 people each.  It has to be a quantitave type of…

A:

Q: Find 95% confidence interval for the population mean, if the sample size is 40, the sample mean is…

A:

Q: Use the given confidence interval to find the margin of error and the sample mean. (15.3,22.3)

A: We have to find sample mean and margin of error..

Q: If n = 330 and X = 264, construct a 95% confidence interval for the population proportion, p.

A: Ans#- From the provided information, Confidence level = 95% Sample size (n) = 330, x = 264 Sample…

Q: Use the confidence interval to find the margin of error and the sample mean. (0.278,0.400) The…

A: We have given the confidence interval(0.278, 0.400)Lower limit = 0.278Upper limit = 0.400

Q: Use the given confidence interval to find the margin of error and thr sample mean. (5.42, 8.56)

A: Obtain the value of margin of error using the confidence limits.   The value of the margin of error…

Q: The baseball coach tracked how long it took 8 of his players to do a series of drills.  The times…

A: We have given the times recorded (in minutes) of 8 players.

Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean. A…

A: Given, A biologist reports a confidence interval (1.7,2.9 ) of when estimating the mean height​ (in…

Q: Assume that population mean is to be estimated from the sample described. Use the sample results to…

A:

Q: Use the confidence interval to find the margin of error and the sample mean. (0.614,0.790

A: Given, Lower limit=0.614 Upper limit=0.790 margin of error=?

Q: Use the given confidence interval to find the margin of error and the sample mean. ​(4.63​,8.15​

A: Confidence interval is  ​(4.63​,8.15​)

Q: Use the confidence interval to find the margin of error and the sample mean.   (0.676,0.800)

A: The margin of error is the most common term which we use in a confidence interval. It is the degree…

Q: Construct a 99​% confidence interval of the population proportion using the given information.…

A:

Q: The population standard deviation for number of hours of sleep that people get per night is 1.3…

A: A) The population standard deviation is 1.3 hours.

Q: Use the confidence interval to find the margin of error and the sample mean. (12, 20) O E = 4, X =…

A: confidence interval for mean : (12,20)

Q: State the equation for the 95% confidence interval?

A: The equation for confidence interval can be stated as: Here x̅ is the sample mean, Zα/2 is the…

Q: Use the given confidence interval to find the margin of error and the sample mean.   ​(70.5​,84.7​)

A:

Q: 2, 5, 6, 8, 10, 11, 13, 15, 17: Mid Quartile of the data 10.50 9.25 10.25 9.75

A: Arranging Observations in the ascending order, We get :2,5,6,8,10,11,13,15,17Here, n=9 Q1=(n+1)/4)th…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.