A pharmaceutical company claims that a new treatment is successful in reducing fever in 60% of the cases. The treatment
Posted: Thu May 05, 2022 8:04 pm
A pharmaceutical company claims that a new treatment is
successful in reducing fever in 60% of the cases.
The treatment was tried on 20 randomly selected
cases.
a) What is the expected number of successful cases?
b) What is the probability that 12 cases were
successful?
c) What is the probability that the number of successful cases
was between 5 (inclusive) and 13 (inclusive)?
d) What is the 95% percentile?
successful in reducing fever in 60% of the cases.
The treatment was tried on 20 randomly selected
cases.
a) What is the expected number of successful cases?
b) What is the probability that 12 cases were
successful?
c) What is the probability that the number of successful cases
was between 5 (inclusive) and 13 (inclusive)?
d) What is the 95% percentile?