Mathematics, 24.09.2019 04:20 afitzgerald
Aresearcher wants to test the hypothesis that college students weigh less on average than the average american (160 lbs). the sample mean of the 80 students who were weighed was found to be 142 pounds and the p-value was 0.03. this means that if the mean of all students’ weight is 160 lbs, then there would be only a 3% chance that a randomly selected group of 80 students would have a mean weight of less than 142 lbs. true or false.
Answers: 1
Mathematics, 22.06.2019 02:00
Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?
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Mathematics, 22.06.2019 02:40
There are 18 female students and 16 male students in a class. which of the following expresses the ratio of female students to male students in simplest form? а) 10 b) 9 to 8 c) 8: 9 d)18/16
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Mathematics, 22.06.2019 03:00
Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.
Answers: 1
Aresearcher wants to test the hypothesis that college students weigh less on average than the averag...
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