Mathematics, 19.07.2019 12:30 amandafroman
Apsychological researcher did a study with a sample of 84 boys and found that the meam length of time that they remained engaged with a science exhibit at a museum was 107 second. assuming that from past studies it was known that the population standard deviation was 11.7a) the best estimate for the population mean u is__b) find the 99% confidence interval of mean length of time for a recent population
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Mathematics, 21.06.2019 20:00
Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.
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Mathematics, 22.06.2019 04:10
Astudent is solving a system of equations by substitution and comes up with the solution 3 = 3. assuming that he solved the problem correctly, which of the following can be said about this system of equations?
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Mathematics, 22.06.2019 05:30
Can someone answer and tell me how to do this (will mark brainliest)
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Mathematics, 22.06.2019 06:30
Latricia’ determines that the probability of spinning an even number and then a 3 on the spinner below is 3/4
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Apsychological researcher did a study with a sample of 84 boys and found that the meam length of tim...
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