rrect answers? A. 0 O B. 320 O C. 12.8 D. 640 ... on, what is the mean number of
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 7P
Question
Transcribed Image Text:A quiz consists of 640 true or false questions. If the student guesses on each question, what is the mean number of
correct answers?
OA. O
OB. 320
O C. 12.8
OD. 640
...
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