User manual

Clear all

data

v v $ $ $

Data < 45 $ 55 $ "

30 $ 25 $

Stat % u

3 (Selects 2-Var

Stats)

$ $ $

< % s

% u 1

# # # # # #

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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

Coefficient 1 0.5 1 0.5

1. Find Anthony’s average grade (weighted

average).

30XPlusMV_OM.flpgl Page 47 Friday, November 14, 2014 1:57 PM