SOLUTION: Referring to the information below, find the probability that a randomly selected finding is on arthritis and from the United States: US: Arthritis 39 Asthma 25 In

Algebra ->  Probability-and-statistics -> SOLUTION: Referring to the information below, find the probability that a randomly selected finding is on arthritis and from the United States: US: Arthritis 39 Asthma 25 In      Log On


   



Question 1141835: Referring to the information below, find the probability that a randomly selected finding is on arthritis and from the United States:
US: Arthritis 39 Asthma 25 Insomnia 33
Russia: Arthritis 32 Asthma 28 Insomnia 28
China: Arthritis 28 Asthma 16 Insomnia 15
Australia: Arthritis 16 Asthma 25 Insomnia 17
Others: Arthritis 186 Asthma 205 Insomnia 235

Answer by ikleyn(52810) About Me  (Show Source):
You can put this solution on YOUR website!
.

This probability under the question is the ratio,


    whose numerator is the number 39

    and whose denominator is the sum of ALL numbers (THE TOTAL !) of the table.


Having this instruction, you can calculate the requested probability on your own.


Happy calculations !