Mathematics, 30.11.2019 07:31 lanipooh01
An engineer designed a valve that will regulate water pressure on an automobile engine. the engineer designed the valve such that it would produce a mean pressure of 5.2 pounds/square inch. it is believed that the valve performs above the specifications. the valve was tested on 160 engines and the mean pressure was 5.4 pounds/square inch. assume the variance is known to be 1.00. a level of significance of 0.01 will be used. determine the decision rule.
Answers: 3
Mathematics, 21.06.2019 15:30
Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next
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Mathematics, 21.06.2019 18:30
Can someone check if i did this correct. it’s number 4 if you’re wondering.
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Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29
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Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.
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An engineer designed a valve that will regulate water pressure on an automobile engine. the engineer...
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