The scatter diagram gives the values, in thousands of dollars, for ten paintings in 2005 and for those same paintings in 2025.
(a)[1]
One of the paintings has a value in 2025 that is lower than predicted. Draw a circle around the point that shows this painting.
(b)[1]
Plot this point on the scatter diagram.
(c)[1]
Write down how many paintings had a value of less than $53000 in 2005.
(d)[1]
What type of correlation is shown by the scatter diagram?
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