OC RT ME O Opinions and complaints Random thoughts Me now (what I am doing now) Other The accompanying table gives the observed counts for the five categories (approximate values read from a graph in the paper). Twitter Type IS OC RT ME 0 Observed count 51 60 62 99 71 Carry out a hypothesis test to determine if there is convincing evidence that the proportions of Twitter users falling into each of the five categories are not all the same. Use a significance level of 0.05. (Hint: See Example 12.2.) Let P₁ P₂ Par Par and ps be the proportions of Twitter users falling into the five categories. State the appropriate null and alternative hypotheses. Ho: P₁ = P₂ = P3 = P4 = Ps= 0.2 H: Ho is not true. Ho: P₁ = P₂ = P₂ = P4 = Ps= 343 H: Ho is not true. Ho: P₁ = P₂ = P3 = P4 = Ps = 70 H: Ho is not true ⒸHo! P₁ = P₂ = P3 P4 Ps= 0.05 H: Ho is not true. Ho: P1 = P₂ = P3 P4 Ps= 0.5 H:Ho is not true. Calculate the test statistic. (Round your answer to two decimal places.) y² = Use technology to calculate the P-value. (Round your answer to four decimal places.) P-value=
OC RT ME O Opinions and complaints Random thoughts Me now (what I am doing now) Other The accompanying table gives the observed counts for the five categories (approximate values read from a graph in the paper). Twitter Type IS OC RT ME 0 Observed count 51 60 62 99 71 Carry out a hypothesis test to determine if there is convincing evidence that the proportions of Twitter users falling into each of the five categories are not all the same. Use a significance level of 0.05. (Hint: See Example 12.2.) Let P₁ P₂ Par Par and ps be the proportions of Twitter users falling into the five categories. State the appropriate null and alternative hypotheses. Ho: P₁ = P₂ = P3 = P4 = Ps= 0.2 H: Ho is not true. Ho: P₁ = P₂ = P₂ = P4 = Ps= 343 H: Ho is not true. Ho: P₁ = P₂ = P3 = P4 = Ps = 70 H: Ho is not true ⒸHo! P₁ = P₂ = P3 P4 Ps= 0.05 H: Ho is not true. Ho: P1 = P₂ = P3 P4 Ps= 0.5 H:Ho is not true. Calculate the test statistic. (Round your answer to two decimal places.) y² = Use technology to calculate the P-value. (Round your answer to four decimal places.) P-value=
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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