State the null hypothesis and alternatice hypothesis

Assignment Help Applied Statistics
Reference no: EM13752294

Question 1: There is a new drug that is used to treat leukemia. The following data represents the remission time in weeks for a random sample of 21 patients using the drug.

10 7 32 23 22 6 16
11 20 19 6 17 35 6
10 34 32 25 13 9 6

Let X be a random variable representing the remission time in weeks for all patients using the new drug. Assume that the distribution of x is normal. A previously used drug treatment has a mean remission time of 12.5 weeks. Does the data indicate that the mean remission time using the new drug is different from 12.5 week at a level of significance of 0.01?

State the Null Hypothesis

State the Alternatice Hypothesis

State the Level of significance

State the Test Statistic

Perform Calculations

Statistical Conclusion

Experimental Conclusion

Question 2: We wish to test the claim that the mean body mass index (BMI) of men is equal to the mean BMI of women. Use the data to the right to test this claim.

Men Women
20 29
37 28
46 20
23 28
20 42
23 45
21 19
15 45
20 16
28 32
27 38
20 45
30 41
22 34
27 28
38 21
29 42
20 21
16 30
27 28
42 30
37 43
39 40
39 16
32 44
16 15
21 16
26 20
17 41
39 16

State the Null Hypothesis

State the Alternatice Hypothesis

State the Level of significance

State the Test Statistic

Reference no: EM13752294

Questions Cloud

A piston-cylinder device contains 3 kg of saturated water : A piston-cylinder device contains 3 kg of saturated water vapor initially at 120 degrees Celsius. Heat transfer occurs at constant pressure and the volume increases to 5 times the original volume. Neglect potential and kinetic energy. Determine the a..
What processes are needed design strategies for a system : What processes are needed in order to shape alternative design strategies for a system
Financial statements and notes of the company : Refer to the financial statements and notes of the company you've selected to analyze. Research and answer the following:
Leadership styles and their impact on organizational culture : Various human capital management problems. Leadership styles and their impact on organizational cultures
State the null hypothesis and alternatice hypothesis : State the Null Hypothesis, State the Alternatice Hypothesis and state the Level of significance - State the Test Statistic - Does the data indicate that the mean remission time using the new drug is different from 12.5 week at a level of significanc..
What is an optimum currency area : What is an optimum currency area? Is the European Union (EU) an optimum currency area? Explain your answer based on the criteria of an optimum currency area.
Overview of the ista model : An overview of the ISTA model. Key features of the ISTA model. Descriptions of the five types of sociotechnical interactions
Interest and loan calculations : Interest and Loan Calculations For thisAssignment you will write an essay to address the requirements described below.Your essay must be carefully planned and written using well-constructedsentences and paragraphs. Make sure that your grammar and sp..
Reasons for changes in beta : A Beta factor represents risk in a financial instrument or commodity. Explain the reasons for changes in beta and explain if one should be more concerned with a negative versus positive factor.

Reviews

Write a Review

Applied Statistics Questions & Answers

  Expect the research hypothesis to be significant

The null hypothesis that there is no relationship between the type of music a person listens to and his crime rate (p

  A study was conducted to estimate hospital costs for

a study was conducted to estimate hospital costs for accident victims who wore seat belts. twenty randomly selected

  Get a flu shot

Suppose the number of days it takes you to get a flu shot

  Standard error of this difference between the two means

What is the standard error of this difference between the two means?

  The probability that a given bird house

The probability that a given bird house will be returned for a refund is 0.04. Suppose that 30 bird houses are sold on a particular day. Find the probability that exactly 2 of those bird houses will be returned for a refund.

  Specialization topic is employee management

Specialization topic is employee management

  Standard deviation of all orders in sample

How many categories in the ACME transportation table are qualitative and what is the average number of merchandise per order, for all orders? Round to the nearest integer and what is the standard deviation of all orders in this sample?

  Retardation scores for a large group of manic-depressive

Psychomotor retardation scores for a large group of manic-depressive patients were approximately normal, with a mean of 930 and a standard deviation of 130. What fraction of the patients scored: a) between 800 and 1,100? b) less than 800? ..

  What is the population average errors per page

Let's say we have a population comprised of four typists with the following numbers of errors per page of a manuscript: Stephanie X1=3

  Compute all relevant summary statistics

You are expected to complete a project related to inferential statistics - show that the random variable X is exponential and compute the probability of the wait time when it is greater

  An aptitude test are normally distributed

A study shows that scores on an aptitude test are normally distributed with a mean of 70 and a standard deviation of 12

  Perform a hypothesis testing

The company wants to perform a hypothesis testing. Which of the following are the right hypotheses and what is the α-risk associated with the x' chart?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd