In a study of redgreen color blindness 950 men and 2000, Ask an Expert

Statistics

In a study of red/green color blindness, 950 men and 2000 women are randomly selected and tested. Among the men, 83 have red/green color blindness. Among the women, 5 have red/green color blindness. Test the claim that men have a higher rate of red/green color blindness.

(a) State the null hypothesis:

(b) State the alternative hypothesis:

(d) Is there sufficient evidence to support the claim that men have a higher rate of red/green color blindness than women, yes or no? Use a 1 % significance level.

(e) Construct the 99% confidence interval for the difference between the color blindness rates of men and women.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9999160

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Transaction costs you would like to purchase one class a

Transaction costs You would like to purchase on?e Class A share of Berkshire Hath-away through your Scottrade brokerage account. Scottrade charges a $7 commission for online trades. You log into your account, check the r ...

Let x be a random variable with range rx -1 0 1 and let px

Let X be a random variable with range RX = {-1, 0, 1} and let P(X = 1) = P(X = -1) = p/2 for some p ∈ [0, 1]. a) Compute P(X = 0). b) Compute the expectation E[X] and variance Var(X) of X as a function of p, and determin ...

Your client is going to be traveling to las vegas in the

Your client is going to be traveling to Las Vegas in the near future and he wants to place some bets on his favorite professional baseball team. To ensure he knows the odds on his bets he wants to know the probability of ...

Let be a random variable with probability

Let be a random variable with probability function f ( x )=144/205 x^ 2 , where x =1,2,3,4. (a) Find the expected value of X (b) Find the expected value of Y =2 X +3

According to a study in a previous year 570 of households

According to a study in a previous year, 57.0% of households nationwide used natural gas for heating during a year. Recently, a survey of 2,700 randomly selected households showed that 58.0% used natural gas. Use a 0.05 ...

The average time a person spends at the barefoot landing

The average time a person spends at the Barefoot Landing Aquarium Is 96 minutes. The standard deviation is 17 minutes, and this variable is normally distributed. What is the probability that a randomly selected visitor w ...

The local police department must write an average of 5

The local police department must write an average of 5 traffic tickets each day to keep department revenues at budgeted levels. Suppose the number of tickets written per day follows a Poisson distribution with a mean of ...

The times that customers spend in a book store are normally

The times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 15.9 minutes. A random sample of 25 customers has a mean of 36.1 minutes or less. Would this ...

Choose the correct problem formulation it is known that 70

Choose the correct problem formulation: It is known that 70% of the customers in a sporting goods store purchase a pair of running shoes. A random sample of 25 customers is selected. Assume that customers' purchases are ...

If all the data values in a population are converted to

If all the data values in a population are converted to? z-scores, the distribution of? z-scores will have what? mean? Choose the correct answer below. A. The mean of the? z-scores will be zero. B. The mean of the? z-sco ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert