If, in a sample of n = 160 selected from a left- skewed population, X-bar = 65,

Question:

If, in a sample of n = 160 selected from a left- skewed population, X-bar = 65, and S = 21, would you use the t test to test the null hypothesis H0 : μ = 60? Discuss.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Business Statistics A First Course

ISBN: 9780321979018

7th Edition

Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan

See More Books

Question Posted: Jul 16, 2015 07:33 PM

See More Questions

A test of filtering software examined a sample of n = 100 messages. If the filtering software reduces the level of spam to 15%, this test only has a 33% chance of correctly rejecting H0: p 0.20....
A sample of n = 353 college faculty members was obtained, and the values of x = teaching evaluation index and y = annual raise were determined (Determination of Faculty Pay: An Agency Theory...
A sample of n = 10,000 (x, y) pairs resulted in r = .022. Test H0: r = 0 versus Ha: r = 0 at significance level .05. Is the result statistically significant? Comment on the practical significance of...
In Exercises identify the open intervals on which the function is increasing or decreasing. f(x) = sinx + sin x, 0 < x < 2
Hand washing has external health benefits, helping prevent the spread of communicable diseases. If a program were somehow devised so that people got paid a small reward every time they washed their...
In which of these theories, the authority and the level of responsibility for the transactional leader are very high and followers have to obey the instructions of the leaders. Trait theory ...
A pair of random variables has the circular normal distribution if their joint density is given by \[\begin{aligned}& f\left(x_{1}, x_{2} ight) \\& \quad=\frac{1}{2 \pi \sigma^{2}}...
Cutler Corporation is authorized to issue 10,000 shares of common stock. It sells 6,000 shares at $19 per share. Required Record the sale of the common stock, given the following independent...
How might they explain what they observed? https://www.youtube.com/watch?v=BoeDI-YkzI0 Construct an explanation for the investigation of sound and vibration shown in the video. You can make your own...
A steel alloy specimen having a rectangular cross section of dimensions 12.7 mm ? 6.4 mm (0.5 in. ? 0.25 in.) has the stress?strain behavior shown in figure. If this specimen is subjected to a...
In Problems 9.18 and 9.19, what are the critical values of t if the level of significance, a, is 0.05 and the alternative hypothesis, H 1 , is 50?
You are the manager of a restaurant for a fast-food franchise. Last month, the mean waiting time at the drive- through window for branches in your geographic region, as measured from the time a...
Laos Manufacturing Company has four operating divisions. During the first quarter of 2016, the company reported total income from operations of $36,000 and the following results for the divisions:...
The account balances for a company are listed below. All balances are as of December 31, 2021, except where noted otherwise. Account Balance Account Balance Accounts Payable $10,800 Rent Expense...
Companies have different cost structures, both companies currently show a profit of $ 2 1 , 0 0 0 based on sales of 1 4 , 0 0 0 units as shown in the following financial statements for the month of...
Prewer, Inc. received a $ 1 6 0 , 0 0 0 dividend on its investment consisting of 1 6 percent of the outstanding stock of TKS , Inc., a taxable domestic corporation. Before considering this dividend,...
Giovanna is 1 3 and has a YouTube channel that she uses to generate sales of her handmade craft items. She is currently earning $ 5 , 0 0 0 a year in sales. Her parents also made investments in her...
(a) E(B) = mc 1-8 with m = 5.64910 20 kg and c = 3 108 m/s. (b) x(t) = A sin (g/L t + y) with A = 3 mm, g = 9.81 m/s2, L = 60 cm and p = 0.4 rad. (Calculator must be in radians.)
The cost of dividend payable on redeemable preference shares should be included: (a) As a deduction in the Statement of changes in equity (b) In the Statement of income as a deduction prior to...
The Zwatch Company manufactures trendy, high-quality moderately priced watches. As Zwatch's senior financial analyst, you are asked to recommend a method of inventory costing. The CFO will use your...
Let f: Rn R be a function such that | f (x) | |x|2 . Show that f is differentiable at 0
Let f: RR 2. Prove that f is differentiable at a R if and only if f 1 and f 2 are, and in this case f 1(a) = ((f 1)1 (a) (f 2)1 (a)).
Two functions f , g : R R are equal up to nth order at if lim h o f(a + h) g(a + h)/hn =0 (a). Show that f is differentiable at if and only if there is a function g of the form g(x) = a0 + a1 (x a...
The Power of Trade and Comparative Advantage: Work It Out 3 ? Here's another specialization and exchange problem. This problem is wholly made-up, ? so that you won't be able to use your intuition...
Government spending as a fiscal policy tool is used to: A) ?Decrease the national debt B) ?Directly stimulate economic activity by increasing demand C) ?Reduce inflation D) ?Lower interest rates
Automobile demand has fallen during a recent recession, and Ana has been laid off from her job on the assembly line. Rajiv recently lost his job as a waiter at a local restaurant. A recent increase...

If, in a sample of n = 160 selected from a left- skewed population, X-bar = 65,

Question:

Step by Step Answer:

Yes you may use the t test to test the null hypothesis that 60 even th...View the full answer

Business Statistics A First Course

Students also viewed these Statistics questions