Question

Sum in product -
Definition + deviation.

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Class 11th.

Answer 1

♡♡Heya!!!!!


The sum of the squares is a similar concept we've already seen. ... The sum of products, which is used to measure the variability shared between two variables, is defined as: Note that the name is short for the sum of the products of corresponding deviation scores for two variables.


♡♡♡Hope it helps....

Answer 2

Hey mate!

Here's your answer!!

In case exactly one of the specified events occur, we use the sum rule.

In case each of the specified events occur in the given order, we apply the product rule.

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