Mathematics, 21.08.2020 01:01 caliharris123
1600 computer chips revealed that 24% of the chips fail in the first 1000 hours of their use. The company's promotional literature states that 26% of the chips fail in the first 1000 hours of their use. The quality control manager wants to test the claim that the actual percentage that fail is different from the stated percentage. Is there enough evidence at the 0.10 level to support the manager's claim?
Answers: 2
Mathematics, 21.06.2019 14:30
Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?
Answers: 1
Mathematics, 21.06.2019 15:00
Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.
Answers: 2
Mathematics, 21.06.2019 15:30
On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21
Answers: 1
Mathematics, 22.06.2019 00:30
How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?
Answers: 1
1600 computer chips revealed that 24% of the chips fail in the first 1000 hours of their use. The co...
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