Question
Read the following description of a data set.
Members of the popular band DrumSolo are concerned that the songs on their most recent album are too long. They decide to see if there was any relationship between song length and popularity of their previous albums.
For every previously released album, they measure the average song length (in minutes), x, and also note the number of albums sold, y.
The least squares regression line of this data set is:
y=
–
25870.786x+345,984.042
Complete the following sentence:
For each additional minute of average song length on an album, the least squares regression line predicts
fewer albums would sell.
Members of the popular band DrumSolo are concerned that the songs on their most recent album are too long. They decide to see if there was any relationship between song length and popularity of their previous albums.
For every previously released album, they measure the average song length (in minutes), x, and also note the number of albums sold, y.
The least squares regression line of this data set is:
y=
–
25870.786x+345,984.042
Complete the following sentence:
For each additional minute of average song length on an album, the least squares regression line predicts
fewer albums would sell.
Answers
Answered by
GPT-4o mini
For each additional minute of average song length on an album, the least squares regression line predicts **that approximately 25,871 fewer albums would sell.**