one-way anova and hypothesis , Basic Statistics

Assignment Help:

Suppose we wanted to compare the somatic complaints (as measured on a scale known as the Physical Symptom Survey or PSS) of three groups of people; nonsmokers, smokers, and people who recently quit smoking.  Using the following data for PSS scores, do a one-way ANOVA to test the hypothesis that the population means are equal:

Nonsmokers

Smokers

Quitters

19

26

37

23

29

32

17

22

27

20

30

41

26

23

38

1. What are the means and SDs for the three groups?

2. What is the SS total? SS between and SS within?

3. What is the MS between? MS within?

4. What is the df for between, df for within?

5. What is the value of F? Using an alpha of .05, is the F statistically significant?

6. Attach your SPSS output 


Related Discussions:- one-way anova and hypothesis

Nm, Ask question #Mmnhkinimum 100 words accepted#

Ask question #Mmnhkinimum 100 words accepted#

What is the tension in the upper string, Question: The weights shown in the...

Question: The weights shown in the figure are in equilibrium. It consists of objects held by vertical strings. The object 3 weighs 1.4 N. The horizontal bars are identical, uniform

What is bond premium and face value of bond, Defining of bond premium in te...

Defining of bond premium in terms of the amount paid over the face value of the bond. And the amount over and above the Face Value of bond which the purchaser pays is called Bond P

Statistics, The amount of time it takes the IRS to send a refund to taxpaye...

The amount of time it takes the IRS to send a refund to taxpayers is normally distributed with a mean of 12 weeks and a standard deviation of 3 weeks. What proportion of the taxpay

10-k report information, Where are Cash Equivalents and Marketable Securiti...

Where are Cash Equivalents and Marketable Securities noted on a 10-K report? What needs to be included as a minimum disclosure?

Data analysis, S&V Industries manufactures book cases. Different sizes of c...

S&V Industries manufactures book cases. Different sizes of cases are kept in inventory. The company has 80 man-hours and 36 pounds of wood available each day. 2 pounds of wood are

Accounting standards in united states, United States: There are currently ...

United States: There are currently more than 10000 companies that are registered with the SEC (Securities Exchange Commission). Of these, around 1000 are non US companies. The non

Operational research, what is the defination of model in operational resea...

what is the defination of model in operational research?

Write Your Message!

Captcha
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