Displaying 1 result from an estimated 1 matches for "tp4099412p4099719".
Did you mean:
tp4099412p4099412
2011 Nov 23
2
Correlation matrix removing insignificant R values
Hello.
I have a large dataset with sales pr month for 56 products with 10 months
and i have tried to see how the sales are correlated using
cor()
This has given me a 56X56 matrix with the R value for each product pair.
Most of these correlations are insignificant, and i want only to retain the
instances were the R value is significant (for 10 observations it should be
above 0.64)
Can someone