Mathematics, 22.04.2020 02:54 silverns

To test for any significant difference in the number of hours between breakdowns for four machines, the following data were obtained.

Machine 1 Machine 2 Machine 3 Machine 4

6.4 8.7 11.1 9.9

7.8 7.4 10.3 12.8

5.3 9.4 9.7 12.1

7.4 10.1 10.3 10.8

8.4 9.2 9.2 11.3

7.3 9.8 8.8 11.5

a. At the a=.05 level of significance, what is the difference, if any, in the population mean times among the four machines?

b. Use Fisher's LSD procedure to test for the quality of the means for machines 2 and 4. Use a .05 level of sginificance.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 13:30

The number of pages in the u.s. tax code exceeds the number of pages in the king james bible by 18,528. the combined number of pages in the tax code and the bible is 21,472

Answers: 2

Answer

Mathematics, 21.06.2019 18:10

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

Answers: 2

Answer

Mathematics, 21.06.2019 21:00

Choose the equation below that represents the line that passes through the point (2, 4) and has a slope of 3. a) y − 4 = 3(x − 2) b) y − 2 = 3(x − 4) c) y + 4 = 3(x + 2) d) y + 2 = 3(x + 4)

Answers: 1

Answer

Mathematics, 21.06.2019 23:30

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000

Answers: 1

Answer

You know the right answer?

To test for any significant difference in the number of hours between breakdowns for four machines,...

Questions

Mathematics, 20.06.2021 01:00

A number is multiplied by 8, and that product is added to 4. The sum is equal to the the product of 4 and 13. Find that number...

Mathematics, 20.06.2021 01:00

What value of c is needed to complete the square? X2 + 10x + c = -3+ c...

Mathematics, 20.06.2021 01:00

Find f(x) and g(x) so that the function can be described as y = f(g(x)). y=...

Mathematics, 20.06.2021 01:00