Σ 00 24514086591623647962&elSBN=9780357035542&id%3D1231809269&snapshotld%3D24904808 SMƏN Maps M Gmail News be Translate CENGAGE MINDTAP >> Q Search this Problem Set: Chapter 12 Introduction to Analysis of Variance M1 = 76.7143 Mz = 82.4286 Ma = 88.4286 Study Tools suc You plan to use an ANOVA to test the impact of drinks with different caffeine contents on students' test-taking abilities. What is the null hypothesis? cess Tips ccess Tips O The population mean test scores for all three treatments are different. O The population mean test scores for all three treatments are not all equal. O The population mean test score for the water population is different from the population mean test score for the black tea population. Iback O The population mean test scores for all three treatments are equal. Calculate the degrees of freedom and the variances for the following ANOVA table: Source SS SW Between Within 744.86 Total 1,225.24 The formula for the F-ratio is: 4:1 号ツ鸟< 11/3 Type here to search M a. hp prt sc delete 144 米 backspace 24 4. % 69 7. sned N4 Σ 00 apter 12 Introduc X MindTap- Cengage Learning A https://ng.cengage.com/static/nb/ui/evo/index.html?deploymentld=5993922324514086591623647962&elSBN=9780357035542&id3D1231809269&snapshotld=2490480& Tube Maps M Gmail Translate SMƏN * CENGAGE MINDTAP E Readin Q Search this course Problem Set: Chapter 12 Introduction to Analysis of Variance F = MSpetween/ MS ithin nd Study Tools LBGM Jan, ptions Success Tips Using words (chosen from the dropdown menu), the formula for the F-ratio can be written as: Success Tips Variance due to both chance and caffeine Variance due to chance eedback Using the data from the ANOVA table given, the F-ratio can be written as: A-Z sny 4:14 AM 11/30/2021 - Type here to search end delete prt sc unu lock backspace % 23 $4 5. 2 3. P. enter K. H. esned B

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