Question

Exams are approaching and Helen is allocating time to studying for exams. She thinks that with the appropriate amount of studying she has a 70% chance of getting an A in Spanish, and a 20% chance of getting a B in Marketing. Assuming she has no obstacles limiting her available time to allocate to each subject, what is the probability that Helen gets an A in Spanish or a B in Marketing?

Name: exams are approaching and helen is allocating time to studying for exams she thinks that with the appropriate amount of studying she has a 70 chance of getting an a in spanish and a 20 chanc 59555
Uploaded: 2022-11-16T15:44:01-08:00
Duration: 1 min 32 s
Channel: Sri K
Description: exams are approaching and helen is allocating time to studying for exams she thinks that with the appropriate amount of studying she has a 70 chance of getting an a in spanish and a 20 chanc 59555

          Exams are approaching and Helen is allocating time to studying for exams. She thinks that with the appropriate amount of studying she has a 70% chance of getting an A in Spanish, and a 20% chance of getting a B in Marketing. Assuming she has no obstacles limiting her available time to allocate to each subject, what is the probability that Helen gets an A in Spanish or a B in Marketing?

exams are approaching and helen is allocating time to studying for exams she thinks that with the appropriate amount of studying she has a 70 chance of getting an a in spanish and a 20 chanc 59555

Added by Danielle C.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Sri K

11/16/2022

Step 1

Let $P(A_{Spanish})$ be the probability of getting an A in Spanish. $P(A_{Spanish}) = 70\% = 0.70$ Let $P(B_{Marketing})$ be the probability of getting a B in Marketing. $P(B_{Marketing}) = 20\% = 0.20$ Show more…

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Exams are approaching and Helen is allocating time to studying for exams. She thinks that with the appropriate amount of studying she has a 70% chance of getting an A in Spanish, and a 20% chance of getting a B in Marketing. Assuming she has no obstacles limiting her available time to allocate to each subject, what is the probability that Helen gets an A in Spanish or a B in Marketing?