Based on these findings can we reject the companys claim, Ask an Expert

Statistics

Suppose the Acme Drug Company develops a new drug, designed to prevent colds. The company states that the drug is equally effective for men and women. To test this claim, they choose a simple random sample of 100 men and 200 women from the population. At the end of the study, 46% of the men caught a cold; and 51% of the women caught a cold. Based on these findings, can we reject the company's claim that the drug is equally effective for men and women? Use a 0.05 level of significance.

a) give the null and alternative hypotheses
b) the test statistic including the variable(z or t)
c) the P value
d)the decision to reject or fail to reject the null hypothesis and a statement about the claim.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9419360

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The risk-free rate of return is 52 percent and the market

The risk-free rate of return is 5.2 percent and the market risk premium is 8.4 percent. What is the expected rate of return on a stock with a beta of 1.34?

1 this table summarizes the results from

1) This table summarizes the results from along+termrandomized clinicaltrial to determine whether aspirin reduces the risk of heart attack. Researchers randomly assigned a large sample of healthy male physicians (22,07 ...

Suppose we know the following probabilitiesrepublican

Suppose we know the following probabilities: Republican Democrat Independent Female 0.076 0.191 0.006 Male 0.175 0.013 ? Enter the probability of events Democrat and Female occurring jointly with 3 decimal place accuracy ...

Discuss two types of costs amp two types of

Discuss two types of costs & two types of benefits(excluding tax shield and EPS) that would potentially arise from the leveraged recapitalization( a firm proposed a leveraged recapitalization which could create immediate ...

The weights of ice cream cartons are normally distributed

The weights of ice cream cartons are normally distributed with a mean weight of 20 ounces and a standard deviation of 0.5 ounces. You randomly select 25 cartons. What is the probability that their mean weight is greater ...

A cpu manufacturing company knows based on the machines

A CPU manufacturing company knows, based on the machines working at maximum productivity, that 90% of the CPU's coming off the line meet quality standards. The quality control inspector pulls 25 CPU's off the line to tes ...

How do you solve the following problem consider the

How do you solve the following problem: Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values with ace = 1. What is the probability of obtaining a t ...

What is the annual coupon rate of a 7-year corporate bond

What is the annual coupon rate of a 7-year corporate bond given that its current price is $930, par = 1,000, semi-annual coupon, YTM=10%?

A sales table at anthonys department store contains a pile

A sales table at Anthony's Department Store contains a pile of sweaters, 19 medium size and 20 small size. A sweater is selected at random. Find the probability that it is a small size. Round your percentage to the tenth ...

Many high school students take the ap tests in different

Many high school students take the AP tests in different subject areas. In 2007, of the 144,796 students who took the biology exam 84,199 of them were female. In that same year, of the 211,693 students who took the calcu ...

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