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anonymous
 5 years ago
in preparation for the final exam, which counts as two exams, a student has scores of 88,97, and 91. what does the student need on the final exam to have a 90 average?
anonymous
 5 years ago
in preparation for the final exam, which counts as two exams, a student has scores of 88,97, and 91. what does the student need on the final exam to have a 90 average?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0(88.97+91+x)/3=90 18088.9791=x

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0missed out a term mr stats major :P

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0oopsies, please correct me, mr. troll :D

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0oh wow, I was reading that as 88.97; der... should be (88+97+91+x)/4=90 360889791=x=84

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0no, well I guess you didnt miss out a term, but you read the first term as 88.97 , ill bet ohh I dont know $1000 that they meant it to be two seperate terms now mr stats major, what would be my chances of being correct and taking your money :D

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0@elecengineer: lol, you sure it was 8,897?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ohh dont worry, you are only a dumb stats major with no real use to society , just play around with lots of numbers and probabilities, so boring

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0hahahhahah we both got it wrong; the final counted as two exams brosky: (88+97+91+2x)/5=90

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0u mean you got it wrong

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0and you didn't help ;)
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