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January 31, 2015

January 31, 2015

Posted by **Ashlee** on Sunday, September 21, 2008 at 11:12am.

(1) 0 < r < 1

(2) -1< r < 0

(3) r = 0

(4) r = -1

- Mth plz...help -
**David Q**, Sunday, September 21, 2008 at 11:52amYou've got a positive relationship (perhaps not surprisingly) between attendance and success, which you can see from the sign of the coefficient on the X term (+0.5). That means the correlation coefficient (which can only lie between -1 and +1) is positive. Only one of the four possible answers describes that situation.

- Mth plz...help -
**ashlee**, Sunday, September 21, 2008 at 1:06pmis the answer no. 1?

- Mth plz...help -
**David Q**, Sunday, September 21, 2008 at 1:27pmYes, it is.

- Mth plz...help -
**Anonymous**, Sunday, September 21, 2008 at 2:54pmthanks

- Mth plz...help -

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