Project #32396 - Statistis

Hello,
Please find enclosed 7 statistics questions that I need help with. I need it in an hour please.
Thank you!

1.A teacher wants to change the seating arrangement in her reading class in the hope that it will increase the number of comments her students make. She first decides to see how many comments students make with the current seating arrangement. A record of the number of comments are made by her 8 reading students during one class period is shown below. She wants to summarize this data by computing the typical number of comments made that day. Explain how reporting the mean number of comments could be misleading. Responses recorded: 5, 4, 3, 0, 20, 8, 7, 8

2.Which of the following measures is most sensitive to outliers?
A)
B)
C)
D)
If a set of data follows a normal distribution curve, and the mean is 118 with a standard deviation of 5, then approximately 68% of the data lies in a region centered around the mean between values of
Carol scored in the 45th percentile on her test. This means
A)
B)
C)
D)
In a box plot, the median is always
Given the following set of data: 2 4 5 5 7 8 changing the 8 to 88 would not affect the,

 Subject Mathematics Due By (Pacific Time) 06/03/2014 11:00 pm
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