One-Way ANOVA

This analysis is looking at the relationship between ethnicity/race and freshman year science scores. Use the tables and graph included below to answer the following questions:

1. What are the null and alternative hypotheses for this analysis?

2. In a few sentences, describe the descriptive data for each ethnicity/race group (include N, mean, standard deviation, minimum, & maximum).

3. Did we violate the assumption of homogeneity in this analysis? Include evidence for your answer (i.e. how do you know?).

4. Were there significant differences in science scores between the different ethnicities?

5. Based on the results of your analysis, should you analyze the post hoc tests?

a. If yes, which groups are significantly different from each other? (List all).

b. Explain what the post hoc tests tell us about the relationship between ethnicity and science scores.

6. Complete Step 4 of hypothesis testing. Include your decision about the null hypothesis, a sentence describing the results (including post hoc tests), and the APA-style string of statistics.

7. In your own words , what is the relationship between ethnicity and science scores?

Descriptives
freshman yr science score
NMeanStd. DeviationStd. Error95% Confidence Interval for MeanMinimumMaximum
Lower BoundUpper Bound
hispanic2445.37508.218811.6776641.904548.845526.0063.00
asian1151.45459.490672.8615445.078657.830534.0066.00
african-amer2042.80009.445692.1121238.379347.220729.0061.00
white14554.20009.09487.7552952.707155.692933.0074.00
Total20051.85009.90089.7001050.469453.230626.0074.00
Test of Homogeneity of Variances
freshman yr science score
Levene Statisticdf1df2Sig.
.5653196.639
ANOVA
freshman yr science score
Sum of SquaresdfMean SquareFSig.
Between Groups3446.74831148.91614.021.000
Within Groups16060.75219681.943
Total19507.500199

Post Hoc Tests

Multiple Comparisons
Dependent Variable: freshman yr science score
LSD
(I) Ethinicy/Race(J) Ethinicy/RaceMean Difference (I-J)Std. ErrorSig.95% Confidence Interval
Lower BoundUpper Bound
hispanicasian-6.079553.29600.067-12.5797.4206
african-amer2.575002.74069.349-2.83007.9800
white-8.82500*1.99484.000-12.7591-4.8909
asianhispanic6.079553.29600.067-.420612.5797
african-amer8.65455*3.39801.0121.953215.3559
white-2.745452.83098.333-8.32852.8376
african-amerhispanic-2.575002.74069.349-7.98002.8300
asian-8.65455*3.39801.012-15.3559-1.9532
white-11.40000*2.15922.000-15.6583-7.1417
whitehispanic8.82500*1.99484.0004.890912.7591
asian2.745452.83098.333-2.83768.3285
african-amer11.40000*2.15922.0007.141715.6583
*. The mean difference is significant at the 0.05 level.
Academic Heros
Calculate your paper price
Pages (550 words)
Approximate price: -

Why Work with Us

Top Quality and Well-Researched Papers

Our writers are encouraged to read and research widely to have rich information before writing clients’ papers. Therefore, be it high school or PhD level paper, it will always be a well-researched work handled by experts.

Professional and Experienced Academic Writers

For one to become part of our team, thorough interview and vetting is undertaken to make sure their academic level and experience are beyond reproach, hence enabling us give our clients top quality work.

Free Unlimited Revisions

Once you have received your paper and feel that some issues have been missed, just request for revision and it will be done. In addition, you can present your work to the tutor and he/she asks for improvement/changes, we are always ready to assist.

Prompt Delivery and 100% Money-Back-Guarantee

All our papers are sent to the clients before the deadline to allow them time to review the work before presenting to the tutor. If for some reason we feel our writers cannot meet the deadline, we will contact you to ask for more time. If this is not possible, then the paid amount will be refunded.

Original & Confidential

Our writers have been trained to ensure work produced is free of plagiarism. Software to check originality are also applied. Our clients’ information is highly guarded from third parties to ensure confidentiality is maintained.

24/7 Customer Support

Our support team is available 24 hours, 7 days a week. You can reach the team via live chat, email or phone call. You can always get in touch whenever you need any assistance.

Try it now!

Calculate the price of your order

Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Our Services

You have had a hectic day, and still need to complete your assignment, yet it is late at night. No need to panic. Place your order with us, retire to bed, and once you wake up, the paper will be ready.

Essays

Essay Writing Service

It does not matter the urgency of your paper, or the academic level, our team is ready to help you 24/7. Just contact us and all your academic needs will be sorted.

Admissions

Admission Essays & Business Writing Help

A student is often required to write an admission letter requesting to be admitted in a certain institution. For you to be gain that admission in your dream institution, you must write a convincing letter. You can depend on our team for the best admission letters.

Reviews

Editing Support

Academic writing is not just about getting information and throwing it all over. Our team will ensure you have a polished paper that is coherent and has a good flow of information. We also ensure the paper follows the correct formatting styles like APA, Harvard, MLA, Chicago/Turabian.

Reviews

Revision Support

If our writers write a paper but you are not satisfied in one way or another, you can always ask for revision. This is totally free. Our writers and editors will revise your paper untill you are be totally satisfied. We as well offer revision for papers not done by our writers at a small fee.