Question

A pottery rectory kept track of the number of broken plates per shipment last week. Number of broken plates Number of shipments 376 2 380 . 6 567 737 5 928 2 964 3 X is the number of broken plates that a randomly chosen shipment had. What is the expected value of X? Write your answer as a decimal.

Answer 1

Therefore,

Expected value of X = 37.6 + 38 + 170.1 + 184.25 + 92.8 + 144.6

= 667.35