Title: In an effort to decide if there is an association between the year of a postal increase and the new ... Post by: liljay on Aug 30, 2019 In an effort to decide if there is an association between the year of a postal increase and the new postal rate for first class mail, the data were gathered from the United States Postal Service. In 1981, the United States Postal Service changed their rates on March 22 and November 1. This information is shown in the table below.
What is the correlation between year and postal rate? Title: In an effort to decide if there is an association between the year of a postal increase and the new ... Post by: kamronet on Aug 30, 2019 Content hidden
Title: In an effort to decide if there is an association between the year of a postal increase and the new ... Post by: liljay on Aug 30, 2019 Thanks
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