Question
Asked Sep 26, 2019
15 views

What is the decision rule for the t-test that the mean child mortality rate for countries in Eastern Europe is more than the mean child mortality rate for countriesin the Middle East? 

check_circle

Expert Answer

Step 1

It is tested that the mean child mortality rate for countries in Eastern Europe is more than the mean child mortality rate for countries in Middle East.

The test is right tailed t-test.

The null and alternative hypotheses for the test are given below:

Null hypothesis:

H0: Mean child mortality rate for countries in Eastern Europe is equal to the mean child mortality rate for countries in middle east.

Alternative hypothesis:

H1: Mean child mortality rate for countries in Eastern Europe is more than the mean child mortality rate for countries in middle east.

Step 2

Decision based on critical value:

For the right tailed test, at level of significance α,

reject the null hypothesis H0 if, t-calcu...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: I would like a little more explanation on that please. That is an example given in a lecture. How di...

A: Click to see the answer

question_answer

Q: A senior accounting major at Midsouth State University has job offers from four CPA firms. To explor...

A: The critical value is obtained be using the Excel function “=F.INV.RT(probability value, degree of f...

question_answer

Q: Please, help solve this question with a friendly solution. Please, I need the R Codes as well. Take ...

A: a) Formulation Of Hypothesis1 denote support group2 denote control group

question_answer

Q: A small company has five employees. The following table presents the number of years each has been e...

A: Note:In part a., question is not clearly mentioned what to compute. Therefore, it is assumed and the...

question_answer

Q: At a certain fire station, false alarms are received at a mean rate of .2 per day. In a year, what i...

A: Introduction:The mean rate of receiving a false alarm per day is 0.2. Thus, the mean rate of receivi...

question_answer

Q: a. From a standard shuffled deck of cards, find the following probabilities: A draw of one card that...

A: In a standard deck of cards, every card is either red or black. So the probability of a card being e...

question_answer

Q: an e-store that sells cell phone accessories report that 98% of its customers are satisfied with the...

A: It is given that 98% of the customers are satisfied with the speed of delivery, which is reported by...

question_answer

Q: Suppose​ 12% of Americans smoke. If we randomly select 10​ Americans, what is the probability that a...

A: Consider X is a random variable that follows binomial distribution with the sample size, n equals to...

question_answer

Q: Is there a relationship between the weight and price of a mountain​ bike? The following data set giv...

A: In a linear regression model y^=b0+b1x where y^ be the predicted values of response variable and x b...