subject

Mathematics, 14.11.2019 02:31 lilay30

Asample of 1300 computer chips revealed that 27% of the chips do not fail in the first 1000 hours of their use. the company's promotional literature states that 29% of the chips do not fail in the first 1000 hours of their use. the quality control manager wants to test the claim that the actual percentage that do not fail is different from the stated percentage. determine the decision rule for rejecting the null hypothesis, h0, at the 0.10 level.

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 20:10

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis

Answers: 3

question

Mathematics, 21.06.2019 20:30

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Answers: 2

question

Mathematics, 21.06.2019 22:30

Which of the following represents the length of a diagonal of this trapezoid?

Answers: 1

question

Mathematics, 22.06.2019 02:30

The distribution of a sample of the outside diameters of pvc pipes approximates a symmetrical, bell-shaped distribution. the arithmetic mean is 14.0 inches, and the standard deviation is 0.1 inches. about 68% of the outside diameters lie between what two amounts?

Answers: 1

You know the right answer?

Asample of 1300 computer chips revealed that 27% of the chips do not fail in the first 1000 hours of...

Questions

question

Engineering, 23.03.2020 17:58

Develop three product or service concepts that might appeal particularly to GenXers, Why do you believe that these products/services would be appealin...

question

Arts, 23.03.2020 17:58

Who wants to chat with me? Im bored at home!!...

question

Mathematics, 23.03.2020 17:58

Question 4 Simplify the expression below 88/4+7X(3+6)*OA 85B 72C 261D 38...

question

English, 23.03.2020 17:58

At the end of the story, it isn’t clear to which door the king’s daughter will send the youth. What does the fact that it was a hard choice for the pr...

question

Social Studies, 23.03.2020 17:58

The role of women in the family has changed dramatically within the United States during the past 50 years. Women have furthered their education and d...

question

Physics, 23.03.2020 17:58

Steam is produced at 70 bar and some unknown temperature. A small amount of steam is bled off just before entering a turbine and goes through an adiab...

question

Social Studies, 23.03.2020 17:58

Mr. Garcia has observed a number of fights on the playground between different students. He has also observed a group of peers forming around the stud...

question

Mathematics, 23.03.2020 17:58

Which equation has non real solutions A: 2x^2+4x-12=0 B:2x^2+3x=4x+12 C:2x^2+4x+12=0 D:2x^2+4x=0...

question

Mathematics, 23.03.2020 17:58

Simplify the expression (x^2y^3)^2...

question

Mathematics, 23.03.2020 17:58

A study investigated the job satisfaction of teachers allowed to choose supplementary curriculum for their classes versus teachers who were assigned a...

question

Chemistry, 23.03.2020 17:58

A chemist fills a reaction vessel with 3.82 atm methanol (CH, OH) gas, 7.56 am oxygen (O2) gas, 5.29 atm carbon dioxide (CO2) gas, and 3.89 atm water...

question

Business, 23.03.2020 17:58

The community of Desertville traditionally produces a large number of tires and a small amount of kiwi fruit. Kiwis are become increasingly popular, a...

question

Mathematics, 23.03.2020 17:58

Jack and Nina are graphing two equations on a coordinate grid. Jack has graphed the equation y = 2^x. If Nina graphs y = 5^x, where will h...

question

Mathematics, 23.03.2020 17:58

The graph below shows a company's profit f(x), in dollars, depending on the price of pens x, in dollars, being sold by the company:...

question

History, 23.03.2020 17:58

How did the post-World War II independence movements in India compare with those in Africa? O A. Both movements were hindered by int...

question

Mathematics, 23.03.2020 17:58

A car tire company is testing a new tire that has proposed improved performance in wet conditions. An experiment was performed on a closed, half-mile...

question

Business, 23.03.2020 17:58

The degree of financial leverage for ABC Inc. is 2.5, and the degree of financial leverage for XYZ Corporation is 1.5. According to this information,...

question

Social Studies, 23.03.2020 17:58

For which of the following claims is a representative sample, rather than a biased sample, likely to be essential? For which would a biased sample be...

question

Physics, 23.03.2020 17:58

The spring of a spring gun has force constant k = 400 N/m and negligible mass. The spring is compressed 6.00 cm, and a ball with mass 0.0300 kg is pla...

question

Business, 23.03.2020 17:58

The receiving department accepts a shipment, confirms it matches the purchase order, and moves it to an area they call "deep storage." As the time app...

More questions: Mathematics Another questions

Questions on the website: 13722361