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Texas Instruments MathPrint TI-30X Pro User Manual

Texas Instruments MathPrint TI-30X Pro
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V 2 <
2-Var Example
Data: (45,30); (55,25). Find: x¢(45).
Clear all data v v $ $ $
Data < 45 $ 55 $ " 30 $
25 $
Stat % u
3 (Selects 2-VAR STATS)
$ $ $
StatVars < % s
% u 1
# # # # # #
< 45 ) <
³ Problem
For his last four tests, Anthony obtained the following scores. Tests 2 and 4 were given
a weight of 0.5, and tests 1 and 3 were given a weight of 1.
Test No. 1 2 3 4
Score 12 13 10 11
Weight 1 0.5 1 0.5
1. Find Anthony’s average grade (weighted average).
2. What does the value of n given by the calculator represent? What does the value of
Gx given by the calculator represent?
Reminder: The weighted average is
Math Functions 35

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Texas Instruments MathPrint TI-30X Pro Specifications

General IconGeneral
Display Lines4
Display Characters per Line16
MemoryLast Answer
Complex NumbersYes
FractionsYes
Power SourceBattery
Vector OperationsYes
FeaturesMathPrint
Equation SolvingYes
Matrix OperationsYes

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