Mathematics, 17.09.2019 11:10 jesspatrick91810
The table shows summary statistics for the lengths of time students in two different classes took to complete a test.
class 1 median time: 37 min range: 8 min
class 2 median time: 45 min range: 4 min
which conclusion is true?
students in class 1 took more time to complete the test than students in class 2, and their times were less variable.
students in class 1 took more time to complete the test than students in class 2, and their times were more variable.
students in class 1 took less time to complete the test than students in class 2, and their times were more variable.
students in class 1 took less time to complete the test than students in class 2, and their times were less variable.
Answers: 2
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Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics
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