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Mathematics 14 Online
OpenStudy (kewlgeek555):

How can I solve questions like these?

OpenStudy (kewlgeek555):

What can you tell about the means for these two months? a. The mean for April is higher than October's mean. b. There is no way of telling what the means are. c. The low median for October pulls its mean below April's mean. d. The high range for October pulls its mean above April's mean.

OpenStudy (kewlgeek555):

I am not sure, but I THINK that a lower median makes a higher mean, and a higher median makes a lower mean...

OpenStudy (cwrw238):

I must be honest - I've never seen these diagrams before - what does the line in the shaded boxes indicate - the medasns?

OpenStudy (cwrw238):

* medians?

OpenStudy (kewlgeek555):

@cwrw238 : I know, a lot of people haven't seen these graphs. ~laughs~ Though this is basically a graph where you put a set of numbers into. Each of the segments are 25%. The line in the middle of the box is the median. The whole thing is the whole set of numbers.

OpenStudy (cwrw238):

right thanx

OpenStudy (amistre64):

boxplots ....

OpenStudy (cwrw238):

reminds me a bit of a cats head and whiskers...

OpenStudy (amistre64):

because the boxplots are not symmetric, they represent skewed distributions; means of skewed are to the shy side of the mdeian

OpenStudy (amistre64):

hmm, shy side may be misleading in this case lol

OpenStudy (cwrw238):

im not sure what you mean by the shy side..

OpenStudy (kewlgeek555):

Do you mean like outlier?

OpenStudy (amistre64):

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