When sampling is from a population with mean 53 and standard deviation 10, using a sample of
Question:
When sampling is from a population with mean 53 and standard deviation 10, using a sample of size 400, what are the expected value and the standard deviation of the sample mean?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 76% (13 reviews)
53 10 n ...View the full answer
Answered By
Bhartendu Goyal
Professional, Experienced, and Expert tutor who will provide speedy and to-the-point solutions. I have been teaching students for 5 years now in different subjects and it's truly been one of the most rewarding experiences of my life. I have also done one-to-one tutoring with 100+ students and help them achieve great subject knowledge. I have expertise in computer subjects like C++, C, Java, and Python programming and other computer Science related fields. Many of my student's parents message me that your lessons improved their children's grades and this is the best only thing you want as a tea...
3.00+
2+ Reviews
10+ Question Solved
Related Book For
Complete Business Statistics
ISBN: 9780077239695
7th Edition
Authors: Amir Aczel, Jayavel Sounderpandian
Question Posted:
Students also viewed these Statistics questions
-
A random sample is selected from a population with mean m = 100 and standard deviation s = 10. Determine the mean and standard deviation of the x sampling distribution for each of the following...
-
A random sample is selected from a population with mean = 100 and standard deviation = 10. Determine the mean and standard deviation of the sampling distribution for each of the following sample...
-
A random sample is selected from a population with mean = 200 and standard deviation = 15. Determine the mean and standard deviation of the sampling distribution for each of the following sample...
-
Linking every transport stakeholder together and ensuring seamless travel across Europe is a dream. With this objective, Amadeus, a leading global travel technology player, initiated a novel idea of...
-
Can it be rational for a consumer to buy a Chevrolet without having first taken test drives in competing models built by Ford, Chrysler, Honda, Toyota, and others?
-
A smooth concrete pipe (l.5-ft diameter) carries water from a reservoir to an industrial treatment plant 1 mile away and discharges it into the air over a holding tank. The pipe leaving the reservoir...
-
Use the Minitab macro NormDP to nd the posterior distribution of the mean when we have a random sample of observations from a normal(, 2 ), where 2 is known, and we have a discrete prior for ....
-
Suppose the Baseball Hall of Fame in Cooperstown, New York, has approached Hobby- Cardz with a special order. The Hall of Fame wishes to purchase 57,000 baseball card packs for a special promotional...
-
1. In the given reaction, XYZ3 2. 3. 4. 5. X+Y+3Z If one mole of each of X and Y with 0.05 mol of Z gives compound XYZ3. (Given: Atomic masses of X, Y and Z are 10, 20 and 30 amu, respectively.) The...
-
Hemmingway, Inc., is considering a $5 million research and development (R&D) project. Profit projections appear promising, but Hemmingways president is concerned because the probability that the R&D...
-
Suppose you are sampling from a population with population variance 2 = 1,000,000. You want the standard deviation of the sample mean to be at most 25. What is the minimum sample size you should use?
-
When sampling is for a population proportion from a population with actual proportion p = 0.5, using a sample of size n = 120, what is the standard deviation of our estimator P-hat?
-
True or False: 1. Technological advance permits us to economize on labor, land, or even capital. 2. One of the most important determinants of economic growth is the saving rate. 3. Investment alone...
-
At the output at which MC = MR, suppose that price were higher than AVC but lower than ATC. What should the firm do in the short run and the long run? Explain your answer.
-
At __________, quantity demanded equals quantity supplied.
-
At the output at which a firm maximizes its profits, what two variables are equal? At the output at which a firm minimizes its losses, what two variables are equal?
-
An increase in supply is shown graphically by a shift of the supply curve to the ________.
-
What do you think are the defining characteristics of a science? Do you think macroeconomics should be called a science? Why or why not?
-
Show the approximate shape of an integrator output voltage where 5 t is much less than the pulse width of a 10 V square wave input. Repeat for the case in which 5 t is much larger than the pulse...
-
How has the globalization of firms affected the diversity of their employees? Why has increased diversity put an additional burden on accounting systems?
-
Lawrence Summers (former secretary of the treasury and former president of Harvard) infamously claimed that women have a lower standard deviation IQ than men. He went on to suggest that this was a...
-
In December 2010, the average price of regular unleaded gasoline excluding taxes in the United States was $3.06 per gallon, according to the Energy Information Administration. Assume that the...
-
According to the U.S. Census Bureau, the mean of the commute time to work for a resident of Boston, Massachusetts's 27.3 minutes. Assume that the standard deviation of the commute time is 8.1 minutes...
-
Explain possible advantages and disadvantages of PSL's current international trading strategy (subsidiary in China, export & import and online presence).
-
In November 2020 you entered into four May 2021 long futures contracts for crude oil (1,000 barrels per contract) for $65.00 per barrel. If the futures price was $70.00 per barrel on December 31,...
-
4) Champagne, Inc., had revenues of $13 million, cash operating expenses of $9 million, and depreciation and amortization of $2 million during 2008. The firm purchased $650,000 of equipment during...
Study smarter with the SolutionInn App