ATV report conducted a survey of 954 people in Washington State and found that 43% of the population believe that Mount Saint Helens will have a repeat erruption this year. In the accompanying dialogue, the reporter states, we are 93% confident that the true proportion of people in Washington State who believe that Mount Saint Helens will have a repeat erruption this year lies between 35% and 51% . What does 8% represent in the report? O A. a parameter O B. a statistic O C. a confidence level D. a margin of error E. a confidence interval

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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A TV report conducted a survey of 954 people in Washington State and found that 43% of the population believe that Mount Saint Helens will have a repeat erruption this year. In the accompanying dialogue, the reporter states, we
are 93% confident that the true proportion of people in Washington State who believe that Mount Saint Helens will have a repeat erruption this year lies between 35% and 51% . What does 8% represent in the report?
O A. a parameter
O B. a statistic
O C. a confidence level
O D. a margin of error
O E. a confidence interval
Transcribed Image Text:A TV report conducted a survey of 954 people in Washington State and found that 43% of the population believe that Mount Saint Helens will have a repeat erruption this year. In the accompanying dialogue, the reporter states, we are 93% confident that the true proportion of people in Washington State who believe that Mount Saint Helens will have a repeat erruption this year lies between 35% and 51% . What does 8% represent in the report? O A. a parameter O B. a statistic O C. a confidence level O D. a margin of error O E. a confidence interval
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