Determine the probability using normal distribution

Reference no: EM1317998

Determine the probability when standard deviation and mean is given by using normal distribution.

The math SAT scores for women are normally distributed with a mean of 509 and a standard deviation of 93.

a.f a woman who takes the SAT is randomly selected, find the probability that her math score is above 450. Show the entire calculation (i.e., the z-score).

b.Find the probability that a randomly selected woman's SAT math score is between 425 and 625.

c.If five women's SAT math scores are randomly selected from the population of all women who take the test, find the probability that the mean of all scores is above 450 (i.e., find the probability for the sample mean.

Reference no: EM1317998

Questions Cloud

Apply the echelon method to solve the equation : Apply the echelon method to solve the equation

Relative risk rr and odds ratio or : Compute the proper measure of association of smoking and lung cancer.

Find the probability of getting doubles : Construct appropriate probabilistic models - appropriate probabilistic model and find the probability of getting doubles.

Probability based on binomial to normal approximation : At one excavation site 8641 pot shards have been found that not yet been cleaned and identified. What is the probability that:

Determine the probability using normal distribution : Determine the probability when standard deviation and mean is given by using normal distribution - Show the entire calculation

The highest price consumers are willing to pay : I want to establish if a new product is worth marketing. At least 85 percent of the public must express interest in the product and for those that do the average cost they are willing to pay must be at least $47.50.

Disability discrimination : Discuss a minimum of five benefits of organizational diversity. Identify at least three factors that have led to increased emphasis on disability discrimination in the workplace.

Make a cost function for the problem : Make a cost function for the problem

Population risk difference and population attributable risk : Compute the population attributable risk for smoking and lung cancer.

User Account

All Pages