Question

Select the correct answer from the drop-down menu.A box contains shirts in two different colors and two different sizes. The numbers of shirts of each color and size are given in the table.SizeShirt ColorLarge Medium TotalRed424890Blue354075Total7788165From the data given in the table, we can infer thatResetNext

Answer 1

First option

P(red shirt | large shirt) = P(large shirt)

From conditional probability: P(A | B) = n(A ∩ B) / n(B)

n is "the number of..."

So: P(red shirt | large shirt) = n(red shirt ∩ large shirt) / n(large shirt)

Where: