Hello ,
Can I calculate the variance of this data set:
W1 = 0.2
W2 = 0.4
W3 = 0.4
X1 = 10
X2 =15
X3 = 20
Using Texas calculator.
I know we can use Stats and then Data functionality . I just want to know if we can plug in Weights ?
Yes. Use 20/40/40 as your weights Y.