Mathematics, 28.09.2020 21:01 yzzy0404

Data were collected from a typing class with 10 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 70 WPM was not entered. If this student’s results were included in the data set, what effect would it have on the standard deviation? A. The standard deviation would be noticeably larger.
B. The standard deviation would be noticeably smaller.
C. The standard deviation would be about the same, perhaps a little larger.
D. The standard deviation would be about the same, perhaps a little smaller.

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Data were collected from a typing class with 10 students. The class had an average of 56 words per m...