Mathematics B Regents High School Examination Worksheet - The University Of The State Of New York, 2004 Page 16

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Part IV
Answer all questions in this part. Each correct answer will receive 6 credits. Clearly indicate the
necessary steps, including appropriate formula substitutions, diagrams, graphs, charts, etc. For all
questions in this part, a correct numerical answer with no work shown will receive only 1 credit. [
]
12
33 The accompanying table shows the average salary of baseball players
since 1984. Using the data in the table, create a scatter plot on the grid
on the next page and state the exponential regression equation with the
coefficient and base rounded to the nearest hundredth.
Using your written regression equation, estimate the salary of a base-
ball player in the year 2005, to the nearest thousand dollars.
Baseball Players’ Salaries
Numbers of Years
Average Salary
Since 1984
(thousands of dollars)
0
290
1
320
2
400
3
495
4
600
5
700
6
820
7
1,000
8
1,250
9
1,580
[16]
Math. B – Jan. ’04

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