Texas Instruments TI-34 - MultiView Scientific Calculator User Manual

37
³ Problem
For her last four exams, Ada earned the following scores.
1. Find Ada’s average grade on the four exams.
2. Ada found an error in the two of her test scores. Test 2 was
changed to 88 and Test 4 was changed to 84. Find Ada's
new average grade of the four exams.
3. What do you notice about Ada's average grades before the
point change and after the point change?
Ada's average did not change. It remained 82.5 after the
grade corrections.
Test No. 1234
Score 73948578
Clear all
data
v v4
Data 73 $ 94 $ 85 $ 78 $
%t
1 $ $ <
The average grade
is 82.5.
v $ 88 $$ 84 $
%t 1
$ $ <
The new average grade
is 82.5.

Texas Instruments TI-34 - MultiView Scientific Calculator Specifications

General

Brand	Texas Instruments
Model	TI-34 - MultiView Scientific Calculator
Category	Calculator
Language	English