Probability of scores of 80 is configured.

Jessica must finish two courses (much like myself), statistics and economics, in order to complete the requirements for a BA degree. All along she has maintained an 80% average. She has calculated probabilities of scoring in the remaining two courses as follows: Probability of scoring 80 in Statistics= 0.80 Probability of scoring 80 in Economics= 0.40 Probability of scoring 80 in both= 0.30 What is the probability that she will score 80 in at least one of her courses? What is the probability that she will NOT score 80 in either course?

The probability that a randomly selected patient died as a result of cancer or liver ailments is figured.

The Smart Hospital released a study done by a prominent consulting firm. Out of a sample of 500 patients, the study listed the number of deaths by types of illness. Disease: Cancer, Deaths(#): 150 Disease: Heart Failure, Deaths(#): 200 Disease: Liver Ailments, Deaths(#): 100 Disease: Other, Deaths(#): 50 What is the probability that a randomly selected patient died as a result of cancer or liver ailments? What is the probability that a randomly selected patient died of causes other than cancer?

What is a discrete random variable and how does it differ from a continuous random variable?

What is a discrete random variable and how does it differ from a continuous random variable? Give examples.

What is meant by the concept 'subjective probability'? Give an example.

What is meant by subjective probability? Provide a definition and an example.

This job calculates Probability.

A major hat store chain is having a sale on three nationally known brands, A, B and C. Probabilities that Brand A, Brand B or Brand C will not be big sellers are: 0.30, 0.40, and 0.50, respectively. All three brands are manufactured by three independent companies. Calculate the probability that: a. None of the brands will be big sellers, b. Exactly two brands will be big sellers, c. Exactly one brand will be a big seller, d. All three brands will be big sellers.