# Answer in Statistics and Probability for darv #241126

The mathematical scores of 6 groups of 4 students each are shown below. Test whether the differences in scores may be attributed to chance, at .01 significance level.

Group 1: Student1 84, Student2 88, Student3 70, Student4 80. Group 2: Student1 90, Student2 95, Student3 93, Student4 80. Group 3: Student1 70, Student2 73, Student3 85, Student4 90. Group 4: Student1 95, Student2 96, Student3 90, Student4 90. Group 6: Student1 85, Student2 78, Student3 75, Student4 90. Group 6: Student1 93, Student2 85, Student3 80, Student4 90.

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Answer in Statistics and Probability for darv #241126
Just from $13/Page One-Way ANOVA test using online calculator https://goodcalculators.com/, we get: H0: µ1 = µ2 = µ3 (“all 3 population means are equal”) H1: At least one µi different (“at least one of the 3 population means is not equal to the others”) test statistic: computed as “F=\frac{MSR}{MSE}” where MSR = SSR/dfr = the regression mean square, MSE = SSE/dfe = the mean square error, SSR = the regression sum of squares, SSE = the error sum of squares, SST = the total sum of squares (SST = SSR + SSE), dfr = the model degrees of freedom (equal to dfr = k – 1), dfe = the error degrees of freedom (equal to dfe = n – k – 1) k = the total number of groups (levels of the independent variable) n = the total number of valid observations, dfT = the total degrees of freedom (equal to dfT = dfr + dfe = n – 1) p-value > 0.01 so, we can conclude that the differences in scores may be attributed to chance # What Will You Get? We provide professional writing services to help you score straight A’s by submitting custom written assignments that mirror your guidelines. #### Premium Quality Get result-oriented writing and never worry about grades anymore. We follow the highest quality standards to make sure that you get perfect assignments. #### Experienced Writers Our writers have experience in dealing with papers of every educational level. You can surely rely on the expertise of our qualified professionals. #### On-Time Delivery Your deadline is our threshold for success and we take it very seriously. We make sure you receive your papers before your predefined time. #### 24/7 Customer Support Someone from our customer support team is always here to respond to your questions. So, hit us up if you have got any ambiguity or concern. #### Complete Confidentiality Sit back and relax while we help you out with writing your papers. We have an ultimate policy for keeping your personal and order-related details a secret. #### Authentic Sources We assure you that your document will be thoroughly checked for plagiarism and grammatical errors as we use highly authentic and licit sources. #### Moneyback Guarantee Still reluctant about placing an order? Our 100% Moneyback Guarantee backs you up on rare occasions where you aren’t satisfied with the writing. #### Order Tracking You don’t have to wait for an update for hours; you can track the progress of your order any time you want. We share the status after each step. #### Areas of Expertise Although you can leverage our expertise for any writing task, we have a knack for creating flawless papers for the following document types. # Trusted Partner of 9650+ Students for Writing From brainstorming your paper's outline to perfecting its grammar, we perform every step carefully to make your paper worthy of A grade. ##### Preferred Writer Hire your preferred writer anytime. Simply specify if you want your preferred expert to write your paper and we’ll make that happen. ##### Grammar Check Report Get an elaborate and authentic grammar check report with your work to have the grammar goodness sealed in your document. ##### One Page Summary You can purchase this feature if you want our writers to sum up your paper in the form of a concise and well-articulated summary. ##### Plagiarism Report You don’t have to worry about plagiarism anymore. Get a plagiarism report to certify the uniqueness of your work. ## Free Features$66FREE

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