Mathematics, 05.01.2021 16:20 dedrickkk
A sample of 1100 computer chips revealed that 23% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature states that 24% 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. Make the decision to reject or fail to reject the null hypothesis at the 0.10 level.
Answers: 2
Mathematics, 21.06.2019 15:20
The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, β3), (β3, β3), (β3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (β3, β3), (β3, 0) (0, 0), (0, 3), (β3, 3), (β3, 0)
Answers: 1
Mathematics, 21.06.2019 18:40
Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.
Answers: 3
Mathematics, 21.06.2019 23:00
Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.
Answers: 2
Mathematics, 21.06.2019 23:00
12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart
Answers: 1
A sample of 1100 computer chips revealed that 23% of the chips do not fail in the first 1000 hours o...
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