In a survey, 12 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $43 and standard deviation of $7. Construct a confidence interval at a 99% confidence level. Give your answers to one decimal place.
In a survey, 12 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $43 and standard deviation of $7. Construct a confidence interval at a 99% confidence level. Give your answers to one decimal place.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 9PPS
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![In a survey, 12 people were asked how much they spent on their child's last birthday gift. The results were
roughly bell-shaped with a mean of $43 and standard deviation of $7. Construct a confidence interval at a 99%
confidence level.
Give your answers to one decimal place.
土](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fabe86726-f987-477e-bdab-2358ecd0c318%2F06127828-4a89-47d0-b4da-379c2089a9c7%2F9ozygs8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In a survey, 12 people were asked how much they spent on their child's last birthday gift. The results were
roughly bell-shaped with a mean of $43 and standard deviation of $7. Construct a confidence interval at a 99%
confidence level.
Give your answers to one decimal place.
土
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