An advertising agency wants to estimate the response rate for a new flyer. The agency sent the flyer to 100 randomly selected people and received 12 orders. a. What is the point estimate for the population proportion? b. What is the standard error of the proportion? c. Find 94% confidence interval for the percentage of those people who will place an order.
An advertising agency wants to estimate the response rate for a new flyer. The agency sent the flyer to 100 randomly selected people and received 12 orders. a. What is the point estimate for the population proportion? b. What is the standard error of the proportion? c. Find 94% confidence interval for the percentage of those people who will place an order.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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An advertising agency wants to estimate the response rate for a new flyer. The agency sent the flyer to 100 randomly selected people and received 12 orders.
a. What is the point estimate for the population proportion?
b. What is the standard error of the proportion?
c. Find 94% confidence interval for the percentage of those people who will place an order.
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