Mathematics, 13.12.2019 03:31, FinnaCryDotJpeg
State the conclusion based on the results of the test. the standard deviationstandard deviation inin the pressure required to open a certain valve is known to be sigma equals 1.3 psi.Ο=1.3 psi. due to changes in the manufacturing process, the quality-control manager feels that the pressurepressure variabilityvariability has changedchanged. the null hypothesis was rejected. choose the correct answer below. a. there is not sufficient evidence that the mean of the pressure required to open a certain valve has not changed. b. there is sufficient evidence that the mean of the pressure required to open a certain valve has changed. c. the mean of the pressure has not changed. d. the mean of the pressure has changed. e. there is sufficient evidence that the mean of the pressure required to open a certain valve has not changed. f. there is not sufficient evidence that the mean of the pressure required to open a certain valve has changed.
Answers: 3
Mathematics, 21.06.2019 19:00, mylittleponeyfbrarit
When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate. in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30
Answers: 1
Mathematics, 21.06.2019 20:30, dbzafgtkiap9wyrl
The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders
Answers: 1
State the conclusion based on the results of the test. the standard deviationstandard deviation inin...
Physics, 09.10.2020 22:01
History, 09.10.2020 22:01
History, 09.10.2020 22:01
Biology, 09.10.2020 22:01
Mathematics, 09.10.2020 22:01
Mathematics, 09.10.2020 22:01
Geography, 09.10.2020 22:01