Question

Og von un proves des US dwu. question Question 2 1 points Save An Samantha is taking courses in math and English. The probability of passing math is estimated at 0.4 and English at 0.6. She also estimates that the probability of passing at least one of them is 0.8. What is her probability of passing both courses? 0.2 0.12 0.8 0.25 Question 2 of 10 Moving to the next question prevents changes to this answer Show all Worksheetdocx Worksheet.doc Work hovedoc 1 G 3 De here to search

Answer 1

Math and the English We want Let M and € denote the events of parsning the course respectively. Then we have, P(M) = 0.4 P(E)= 0.6 and Play=0.8, P(mne). P(MUE) = P(M) + P(E) - P(m ne) x 0.8 & 0.4 a 0.6 -P(M NE) > P(MDE) = 0.4+0.6 -0.8=0.2 The first option is correct.