can someone please tell me what the equation is to find the sum of squares...im looking online but everything is sohard to understand and all the symbols are confusing...??
thank you!
To find the sum of squares, you square all the scores and then add them up — you sum all the squares.
I hope this helps. Thanks for asking.
Of course, I can help you with that! The formula to find the sum of squares is:
Σ(x - μ)²
Let me break it down for you step by step:
1. Calculate the mean (average) of the data set. This is represented by μ.
2. For each data point, subtract the mean (μ) from it. This step gives you the deviation of each data point from the mean.
3. Square each deviation obtained in the previous step. This will ensure that all deviations are positive.
4. Add up the squared deviations for all data points. This sum is denoted by the uppercase Greek letter Σ, which represents the sum.
So, to find the sum of squares, you first need to calculate the mean of the data set, subtract it from each data point, square the result, and then sum up all the squared deviations.
I hope that clarifies things for you! If you have any more questions, feel free to ask.