Homework Help: Math Ms. Sue please

Posted by Delilah on Friday, March 8, 2013 at 7:37pm.

2.

Find the outlier in the data set and tell how it affects the mean.

4, 4, –6, –2, 14, 1, 1
(1 point)

–6; it raises the mean by about 1.
–6; it lowers the mean by about 1.
14; it raises the mean by about 1.9.
14; it lowers the mean by about 1.9.

5.
22.6 is an outlier for which of the following sets of data? (1 point)

22.6, 21.5, 23.7, 22.6, 28.9, 22.6, 20.9
2.4, 5.3, 3.5, 22.6, 1.8, 2.1, 4.6, 1.9

20.5, 20.8, 21.6, 22.6, 23.7, 24.5, 25.1
13.6, 31.7, 25.8, 22.6, 18.9, 21.6, 30.5

My answers:
2. 14; it raises the mean by about 1.9.
5. 2.4, 5.3, 3.5, 22.6, 1.8, 2.1, 4.6, 1.9

Math Ms. Sue please - Ms. Sue, Friday, March 8, 2013 at 7:43pm
Right.
Math Ms. Sue please - Delilah, Friday, March 8, 2013 at 7:45pm
Thank you!
Math Ms. Sue please - Ms. Sue, Friday, March 8, 2013 at 7:47pm
You're welcome.

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