Test each of the following hypotheses by using the given information. Assume the populations are normally distributed.
Question:
Test each of the following hypotheses by using the given information. Assume the populations are normally distributed.
a. H0: σ2 = 20
Ha: σ2 > 20
α = .05, n = 15, s2 = 32
b. H0: σ2 = 8.5
Ha: σ2 ≠ 8.5
α = .10, n = 22, s2 = 17
c. Ha: σ2 = 45
Ha: σ2 < 45
α = .01, n = 8, s = 4.12
d. Ha: σ2 = 5
Ha: σ2 ≠ 5
α = .05, n = 11, s2 = 1.2
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 28% (7 reviews)
a H 0 2 20 a 05 n 15 df 15 1 14 s 2 32 H a 2 20 Since 2 224 2 0514 236848 t...View the full answer
Answered By
Anthony Ngatia
I have three academic degrees i.e bachelors degree in Education(English & Literature),bachelors degree in business administration(entrepreneurship option),and masters degree in business administration(strategic management) in addition to a diploma in business management.I have spent much of my life in the academia where I have taught at high school,middle level colleges level and at university level.I have been an active academic essays writer since 2011 where I have worked with some of the most reputable essay companies based in Europe and in the US.I have over the years perfected my academic writing skills as a result of tackling numerous different assignments.I do not plagiarize and I maintain competitive quality in all the assignments that I handle.I am driven by strong work ethics and a firm conviction that I should "Do Unto others as I would Like them to do to me".
4.80+
76+ Reviews
152+ Question Solved
Related Book For
Business Statistics for Contemporary Decision Making
ISBN: 978-0470910184
6th Edition
Authors: Ken Black
Question Posted:
Students also viewed these Statistics questions
-
Test the following hypotheses by using the given data and alpha equal to .05. H0: p1 - p2 = 0 Ha: p1 - p2 0 Sample 1 .. Sample 2 n1 = 783 .... n2 = 896 x1 = 345 .... x2 = 421
-
Test the following hypotheses by using the given data. Let = .05. H0: 21 = 22 Ha: 21 22 n1 = 8, n2 = 10, s21 = 46, s22 = 37
-
Test the following hypotheses by using the given data and alpha equal to.05. Sample 1 Sample 2 n, = 783 X1 = 345 n2 = 896 x, = 421
-
Internal Company Assessment (Strategic Analysis Output) on Riise Ev converting Canada post delivery cars to electronic finding out firm strengths weakness liabilities problem constraints...
-
Show that the Jacobian J in (4) is nonsingular. Having determined that v is differentiable, let us now compute its derivative. To simplify the notation, we will suppress the arguments of the...
-
In a sample of 1000 U.S. adults, 300 said they know a murder victim. Four U.S. adults are selected at random without replacement. (a) Find the probability that all four adults know a murder victim....
-
Discuss the purpose and various titles of the Patient Protection and Affordable Care Act of 2010 (PPACA).
-
On January 1, 2013, Tonge Industries had outstanding 440,000 common shares (par $l) that originally sold for $20 per share, and 4,000 shares of 10% cumulative preferred stock (par $100), convertible...
-
Madsen Motors's bonds have 8 years remaining to maturity. Interest is paid annually; they have a $1,000 par value; the coupon interest rate is 6.5%; and the yield to maturity is 9%. What is the...
-
The Stone River Textile Mill was inspected by OSHA and found to be in violation of a number of safety regulations. The OSHA inspectors ordered the mill to alter some existing machinery to make it...
-
Where do CFOs get their money news? According to Robert Half International, 47% get their money news from newspapers, 15% get it from communication/colleagues, 12% get it from television, 11% from...
-
Previous experience shows the variance of a given process to be 14. Researchers are testing to determine whether this value has changed. They gather the following dozen measurements of the process....
-
Prove the conditional convergence of 1 + 1|2 + 1 - + In + + - 3 100
-
A T-bone steak with shallot and herb butter costs $38.28 to produce and yields 10 servings. The spice factor is 4.3%. The Q factor is $1.49. What is the true cost per portion? (Round to 2 decimal...
-
What are uses/application of augmented or virtual reality you know? In your industry how could augmented or virtual reality become relevant? What are Impacts of 3D Printing on Design and...
-
The corporation was established in 1968 - it was growing rapidly under the leadership of Mr. Kawasaki until he retired. since then, All the general managers that succeeded him failed to keep the...
-
For a company like Peloton, what would be its system and leadership using the formulation and implementation model? Can you explain system and leadership in depth and with examples?
-
Case Details: Ms. Peta Jansan is employed by Dutch Foods Ltd., a public company. In 2022, she received a total of $75,000. In 2021, she was awarded a bonus of $19,500, all of which was paid in...
-
Suggest a conjugate acidbase system that would be an effective buffer at a pH close to (a) 4; (b) 9; (c) 5; (d) 11.
-
Suppose that fraction used = / 1.0 + 0.1Mt. for some parameter 1. Write the discrete-time dynamical system and solve for the equilibrium. Sketch a graph of the equilibrium as a function of ....
-
Donated medicines that normally would be purchased by a government hospital should be recorded at fair market value and should be credited directly to a. other operating revenue. b. nonoperating...
-
A study of MBA graduates by Universum for the American Graduate Survey 1999 revealed that MBA graduates have several expectations of prospective employers beyond their base pay. In particular,...
-
Suppose the number of beds filled per day in a medium-sized hospital is normally distributed. A hospital administrator tells the board of directors that, on the average, at least 185 beds are filled...
-
According to Gartner Inc., the largest share of the worldwide PC market is held by Hewlett-Packard with 16.0%. Suppose that a market researcher believes that Hewlett-Packard holds a higher share of...
-
Using a CAD package, draw the necessary views and completely dimension the part shown. Do not base your 2-D dimension placement on the 3-D dimensions shown. Use proper dimensioning techniques to...
-
Using a CAD package, draw the necessary views and completely dimension the part shown. Do not base your 2-D dimension placement on the 3-D dimensions shown. Use proper dimensioning techniques to...
-
2. (20 points) The gravitational force between two objects is F = 100N, determine the following: (a) The force between the objects is the distance is twice the original distance. (b) The force...
Study smarter with the SolutionInn App