Question
please help answer these questions.
Question #1) Misa earned a scored
of 76 on her latest exam. The professor determined that all of the scores from this exam had a normal distribution with a mean of 87 and a standard deviation of 3. what is Misa's Z score on her exam? please answer to 3 decimal places.
Question #2) please identify all the correct characteristics of a Binomial Probability Distribution,
- The binomial trails are dependent on each other
- An example of a binomial trial is rolling a die
- The variables are continuous
- There can be three or more outcomes of each binomial trial
- Each binomial trial has only 2 possibilities
- The variables are discrete
- The binomial trials are independent of each other
- An example of a binomial trial is flipping coins
Question #3) please identify all the correct answer for a Poisson Probability Distribution ,
- The poisson distribution is always positively sweked
- The poisson distribution describes a situation where the probability of success does not remain the same from trial to trail
- The poisson distribution's mean=median=mode
- The variables in a poisson trial are counted
- The poisson distribution describes the number of events occurring in a unit of space or time
- An example of a poisson trial is counting number of misspelled words in a magazine article
- The variables in a poisson trial are measured
- An example of a poisson trial is selecting the members of committee from one business
Question #4) Assume breast cancer affects 0.004 of the female population between 45 and 55 years of age.
Assume mammograms are,
- 0.92 accurate detecting people who actually have breast cancer (TRUE POSITIVE RATE)
- 0.92 accurte for people who do not have breast cancer( TRUE NEGATIVE RATE)
Compute the probability that a female between the ages of 45 and 55 who tests positive for breast cancer has breast cancer. please place answer in 3 decimal places