Mathematics, 30.04.2021 17:00, kenxkeith
Data were collected from a typing class with 45 students. The class had an average of 56 words per minute (WPM) with a standard deviation of 7 WPM. The teacher realized that the data from one student who typed 55 WPM was not entered. If this student’s results were included in the data set, what effect would it have on the standard deviation?
The standard deviation would be noticeably larger.
The standard deviation would be noticeably smaller.
The standard deviation would be about the same, perhaps a little larger.
The standard deviation would be about the same, perhaps a little smaller.
Answers: 1
Mathematics, 21.06.2019 19:00, myalee1419
In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
Mathematics, 21.06.2019 20:30, jtorres0520
Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?
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Data were collected from a typing class with 45 students. The class had an average of 56 words per m...
Social Studies, 25.09.2019 21:30
Social Studies, 25.09.2019 21:30
Social Studies, 25.09.2019 21:30
Social Studies, 25.09.2019 21:30
Social Studies, 25.09.2019 21:30
Social Studies, 25.09.2019 21:30