UPVOTE will be given! STATISTICS AND PROBABILITY MULTIPLE CHOICE A consumer group believes that at most 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 260 of them owns more than 2 cellphones to test their claim. Using a 0.10 level of significance, Part 1. Which of the following is the appropriate set of null and alternative hypotheses? 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 or equal 30%. Ha: The proportion of Filipinos owning more than 2 cellphones is less than than 30%. C. Ho: Filipino owns at most 2 cellphones. Ha: Filipino owns greater 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? a. z=1.5430, There is enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones. b. z=1.5430, There is not enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones. c. z=-1.5430, There is enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones. d. z=-1.5430, There is not enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones.
UPVOTE will be given!
STATISTICS AND PROBABILITY
MULTIPLE CHOICE
A consumer group believes that at most 30% of Filipinos owns more than 2 cellphones. They surveyed 800 Filipinos with the result that 260 of them owns more than 2 cellphones to test their claim. Using a 0.10 level of significance,
Part 1. Which of the following is the appropriate set of null and alternative hypotheses?
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 or equal 30%.
Ha: The proportion of Filipinos owning more than 2 cellphones is less than than 30%.
C. Ho: Filipino owns at most 2 cellphones.
Ha: Filipino owns greater 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?
a. z=1.5430, There is enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones.
b. z=1.5430, There is not enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones.
c. z=-1.5430, There is enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones.
d. z=-1.5430, There is not enough evidence of conclude that greater than 30% of Filipinos owns more than 2 cellphones.
Step by step
Solved in 2 steps
