SOLUTION: Please help!!!!!!!!!!!! can someone show me step by step please so I can understand. Thank you A math test was given a sample of the scores yielded the following results 88,

Question 261376: Please help!!!!!!!!!!!! can someone show me step by step please so I can understand. Thank you
A math test was given a sample of the scores yielded the following results
88, 34, 18, 20, 4, 68, 1, 10, 99, 35, 61, 92, 67, 62,69, 22
find the range, standard deviation, and variance for the sample scores.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A math test was given a sample of the scores yielded the following results
88, 34, 18, 20, 4, 68, 1, 10, 99, 35, 61, 92, 67, 62,69, 22
find the range, standard deviation, and variance for the sample scores.
----
If you are assigned this problem you probably have formulas to
find the mean, variance and std.
You should do the arithmetic at least once.
A good calculator would do it in a few seconds:
mean = 46.875
variance = 1066.52
std = sqrt(variance) = 32.658
======================
Cheers,
Stan H.
RELATED QUESTIONS
Please help me. I missed a week of school and I am so lost. I have this take home test... (answered by haileytucki,lwsshak3)

Can someone please help me here? I am so confused, I am seeing so many different... (answered by stanbon)

I have a problem I do not know how to work out. Could someone help me and show me step by (answered by stanbon,tara0066)

Please help!! I have a test tomorrow and still don't really understand this no matter how (answered by mukhopadhyay)

Find the intercepts for the graph of the equation given. 8x - 3y = 72 If you don't... (answered by MathLover1)

I have a problem about factoring two variables I do not understand it. I need it worked... (answered by Alan3354)

Could you please show me how to work this problem so I know how to do it. Perimeter of (answered by scott8148)

Given two specific terms of geometric sequence. Find the common ratio and first term.... (answered by josgarithmetic,MathTherapy)

please help me solve 4x-y=0 5x+y=9 by graphing, can you please include step by step... (answered by solver91311,checkley79)