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Mathematics 8 Online
OpenStudy (anonymous):

PLEASE HELP!!! The table shows the results of spinning a spinner several times. Outcome A B C D E Frequency 2 4 3 1 2 What is the experimental probability of spinning a C or a D?

OpenStudy (anonymous):

A. 2/5 B. 4/5 C. 1/3 D. 1/48

hartnn (hartnn):

how mant times C occurs ?

hartnn (hartnn):

many**

OpenStudy (anonymous):

3

hartnn (hartnn):

and D ? and how many times C or D occurs ?

OpenStudy (anonymous):

1

OpenStudy (anonymous):

C or D? = 4

hartnn (hartnn):

correct :) so, that goes in the numerator. what goes in the denominator ? you know ? Probability = favorable events / total number of events

OpenStudy (anonymous):

b

hartnn (hartnn):

4 is in the numerator, denominator = ... ?

OpenStudy (anonymous):

Its b 4/5

hartnn (hartnn):

nopes..

OpenStudy (anonymous):

?

hartnn (hartnn):

total = no. of times A occur or B occur or C occur or D occur or E occur

OpenStudy (anonymous):

C

OpenStudy (anonymous):

4/12= 1/3

hartnn (hartnn):

\(\huge \checkmark\)

OpenStudy (anonymous):

:D thank you

hartnn (hartnn):

welcome ^_^

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