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A consumer group believes that more than 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 250 of them owns more than 2 cellphones to test their claim. Use a 0.05 level of significance. Part 1. Which of the following is the appropriate set of null and alternative hypotheses? [Select] A. Ho: The proportion of Filipinos owning more than 2 cellphones is at most 30%. Ha The proportion of Filipinos owning more than 2 cellphones is greater than 30%. The proportion of Filipinos owning more than 2 cellphones is greater than 30%. Ha The proportion of Filipinos owning more than 2 cellphones is at most 30%. C, Ho: Filipino owns at most 2 cellphones. B. Ho Ha Filipino owns more than 2 cellphones. D. Ho Filipino owns more than 2 cellphones. Ha Filipino owns at most 2 cellphones. Part II. What is the computed test statistic and decision? [ Select] z=-0.7715, The claim of the consumer group is true. z= 0.7715, The claim of the consumer group is ftrue. z = 0.7715, The claim of the consumer group is false. z=-0.7715, The claim of the consumer group is false. [Select]

A consumer group believes that more than 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 250 of them owns more than 2 cellphones to test their claim. Use a 0.05 level of significance. Part 1. Which of the following is the appropriate set of null and alternative hypotheses? [Select] A. Ho: The proportion of Filipinos owning more than 2 cellphones is at most 30%. Ha The proportion of Filipinos owning more than 2 cellphones is greater than 30%. The proportion of Filipinos owning more than 2 cellphones is greater than 30%. Ha The proportion of Filipinos owning more than 2 cellphones is at most 30%. C, Ho: Filipino owns at most 2 cellphones. B. Ho Ha Filipino owns more than 2 cellphones. D. Ho Filipino owns more than 2 cellphones. Ha Filipino owns at most 2 cellphones. Part II. What is the computed test statistic and decision? [ Select] z=-0.7715, The claim of the consumer group is true. z= 0.7715, The claim of the consumer group is ftrue. z = 0.7715, The claim of the consumer group is false. z=-0.7715, The claim of the consumer group is false. [Select]

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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A consumer group believes that more than 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 250 of them owns more than 2 cellphones to test their claim. Use a 0.05 level of significance. Part 1. Which of the following is the appropriate set of null and alternative hypotheses? [Select] A. Ho: The proportion of Filipinos owning more than 2 cellphones is at most 30%. Ha: The proportion of Filipinos owning more than 2 cellphones is greater than 30%. B. Ho: The proportion of Filipinos owning more than 2 cellphones is greater than 30%. Ha: The proportion of Filipinos owning more than 2 cellphones is at most 30%. C, Ho: Filipino owns at most 2 cellphones. Ha Filipino owns more than 2 cellphones. D. Ho: Filipino owns more than 2 cellphones. Ha Filipino owns at most 2 cellphones. Part II. What is the computed test statistic and decision? [ Select] z=-0.7715, The claim of the consumer group is true. z= 0.7715, The claim of the consumer group is ftrue. z = 0.7715, The claim of the consumer group is false. z=-0.7715, The claim of the consumer group is false. [Select]
Transcribed Image Text:A consumer group believes that more than 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 250 of them owns more than 2 cellphones to test their claim. Use a 0.05 level of significance. Part 1. Which of the following is the appropriate set of null and alternative hypotheses? [Select] A. Ho: The proportion of Filipinos owning more than 2 cellphones is at most 30%. Ha: The proportion of Filipinos owning more than 2 cellphones is greater than 30%. B. Ho: The proportion of Filipinos owning more than 2 cellphones is greater than 30%. Ha: The proportion of Filipinos owning more than 2 cellphones is at most 30%. C, Ho: Filipino owns at most 2 cellphones. Ha Filipino owns more than 2 cellphones. D. Ho: Filipino owns more than 2 cellphones. Ha Filipino owns at most 2 cellphones. Part II. What is the computed test statistic and decision? [ Select] z=-0.7715, The claim of the consumer group is true. z= 0.7715, The claim of the consumer group is ftrue. z = 0.7715, The claim of the consumer group is false. z=-0.7715, The claim of the consumer group is false. [Select]
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