Researchers were interested in play types. Children in 3 age groups were compared. The researchers measured the number of minutes out of a 30 minute time san $% significance level (a = 0.05). What conclusion can the researchers draw? Interpret the Post Hoc tests using the Bonferroni procedure. Write the step 5 answer ( Toddler Preschool Kindergarten Anova: Single Factor 20 24 SUMMARY Groups Toddler 14 18 Count Sum Average Varionce 3 18 21 21 5.25 2.916667 22 Preschool 48 12 24.66667 Kindergarten 105 21 ANOVA Source of Variation Between Groups Within Groups MS Pvalue Ferit 2 281.1635 27.36384 0.000088 4.102821 10 10.275 562.320 102.75 Total 665.0769 12 t-Test: Two-Sample Assuming Egual Variances -Test: Two-Sample Assuming Equal Variances -Test: Two-Sample Assuming Equal Variances Toddler Preschool 5.25 Toddler Kindergarten Preschool Kindergarten Mean 12 Mean 5.25 21 Mean 12 21 Variance Observations Pooled Variance 2.917 24.667 Variance 2.917 Variance 24.667 4 Observations Observations 13.792 Pooled Variance 4.107 Pooled Variance 13.429 Hypothesized Mean Difference df Hypothesized Mean Difference Hypothesized Mean Difference df df t Stat 2.570 t Stat 11.585 t Stat 3.661 P(Teat) one-tail t Critical one-tail P(Tent) two tail t Critical two-tail 0.021 P(Tent) one-tail 0.000004 P(Teit) one tail 0.004 t Critical one-tail P(Tet) two tail t Critical two-tail 1943 1895 tCritical one tail 1.895 0.000008 P(Tet) two tail t Critical two-tail 0.042 0.008 2.447 2.365 2.365
Researchers were interested in play types. Children in 3 age groups were compared. The researchers measured the number of minutes out of a 30 minute time san $% significance level (a = 0.05). What conclusion can the researchers draw? Interpret the Post Hoc tests using the Bonferroni procedure. Write the step 5 answer ( Toddler Preschool Kindergarten Anova: Single Factor 20 24 SUMMARY Groups Toddler 14 18 Count Sum Average Varionce 3 18 21 21 5.25 2.916667 22 Preschool 48 12 24.66667 Kindergarten 105 21 ANOVA Source of Variation Between Groups Within Groups MS Pvalue Ferit 2 281.1635 27.36384 0.000088 4.102821 10 10.275 562.320 102.75 Total 665.0769 12 t-Test: Two-Sample Assuming Egual Variances -Test: Two-Sample Assuming Equal Variances -Test: Two-Sample Assuming Equal Variances Toddler Preschool 5.25 Toddler Kindergarten Preschool Kindergarten Mean 12 Mean 5.25 21 Mean 12 21 Variance Observations Pooled Variance 2.917 24.667 Variance 2.917 Variance 24.667 4 Observations Observations 13.792 Pooled Variance 4.107 Pooled Variance 13.429 Hypothesized Mean Difference df Hypothesized Mean Difference Hypothesized Mean Difference df df t Stat 2.570 t Stat 11.585 t Stat 3.661 P(Teat) one-tail t Critical one-tail P(Tent) two tail t Critical two-tail 0.021 P(Tent) one-tail 0.000004 P(Teit) one tail 0.004 t Critical one-tail P(Tet) two tail t Critical two-tail 1943 1895 tCritical one tail 1.895 0.000008 P(Tet) two tail t Critical two-tail 0.042 0.008 2.447 2.365 2.365
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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