Mathematics, 18.01.2021 22:00 emilypzamora11
A sample of 1600 computer chips revealed that 34% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature claimed that over 31% do not fail in the first 1000 hours of their use. Is there sufficient evidence at the 0.05 level to support the company's claim
Answers: 3
Mathematics, 21.06.2019 17:30
When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3
Answers: 1
Mathematics, 21.06.2019 20:30
The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle
Answers: 1
Mathematics, 22.06.2019 03:30
The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4Ï€r2. write your answer in scientific notation.
Answers: 1
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