A poll was conducted by a researcher on March 18-19, 2020, in English and Spanish, among a random national sample of 213 adults. In the poll, 32 Americans approve of the president's management of the crisis. Construct a 94% confidence interval for the percentage of the Americans that approve of the president's management of the crisis. i. Procedure: Select an answer Select an answer One mean Z procedure One proportion Z procedure One variance x² procedure One mean T procedure ii. Assumptions: (select everything that applies) The number of positive and negative responses are both greater than 10 Sample size is greater than 30 Normal population Simple random sample Population standard deviation is known Population standard deviation is unknown iii. Unknown parameter: Select an answer Select an answer p. population proportion 0², population variance u, population mean

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Question 4
APPROVE
APPROV
APPROVE
APPROVE
i. Procedure: Select an answer
APPROVE
A poll was conducted by a researcher on March 18-19, 2020, in English and Spanish, among a random
national sample of 213 adults. In the poll, 32 Americans approve of the president's management of the
crisis. Construct a 94% confidence interval for the percentage of the Americans that approve of the
president's management of the crisis.
Select an answer
One mean Z procedure
One proportion Z procedure
One variance x² procedure
One mean T procedure
APPROVE
ii. Assumptions: (select everything that applies)
APPROVE
The number of positive and negative responses are both greater than 10
Sample size is greater than 30
Normal population
Simple random sample
Population standard deviation is known
Population standard deviation is unknown
iii. Unknown parameter: Select an answer
Select an answer
p. population proportion
σ², population variance
μ, population mean
Transcribed Image Text:Question 4 APPROVE APPROV APPROVE APPROVE i. Procedure: Select an answer APPROVE A poll was conducted by a researcher on March 18-19, 2020, in English and Spanish, among a random national sample of 213 adults. In the poll, 32 Americans approve of the president's management of the crisis. Construct a 94% confidence interval for the percentage of the Americans that approve of the president's management of the crisis. Select an answer One mean Z procedure One proportion Z procedure One variance x² procedure One mean T procedure APPROVE ii. Assumptions: (select everything that applies) APPROVE The number of positive and negative responses are both greater than 10 Sample size is greater than 30 Normal population Simple random sample Population standard deviation is known Population standard deviation is unknown iii. Unknown parameter: Select an answer Select an answer p. population proportion σ², population variance μ, population mean
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