Mathematics, 22.02.2021 19:20 Chapo3760
A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an effort to decrease the percentage of defective chips, management decides to provide additional training to those employees hired within the last year. After training was implemented, a sample of 450 chips revealed only 27 defects. A hypothesis test is performed to determine if the additional training was effective in lowering the defect rate. Which of the following statement is true about this hypothesis test?
A. It is a two tailed test about a proportion.
B. It is a one tailed test about a mean.
C. It is a one tailed test about a proportion.
D. It is a two tailed test about a mean.
E. None of the above.
Answers: 2
Mathematics, 21.06.2019 17:00
Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.
Answers: 3
Mathematics, 21.06.2019 20:00
Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line
Answers: 1
Mathematics, 21.06.2019 20:50
Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?
Answers: 2
Mathematics, 22.06.2019 01:30
What is the value of x enter your answer in the box (3x+50
Answers: 2
A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an...
Mathematics, 18.09.2020 14:01
History, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 14:01
Mathematics, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01
English, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01
Mathematics, 18.09.2020 15:01