jcastronakaya
02.09.2019 •
Mathematics
Need to get an a
use the chart below. in a given week, what is the probability that more than 300 cd's sell?
number of top 10 cds sold each week
0-100 101-200 201-300 301-400 401-500
0.1 0.15 0.4 0.25 0.1
a) 0.40
b) 0.25
c) 0.75
d) 0.35
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Ответ:
198/496 = 0.399 = 0.40
I believe the solution is a. 0.40.
Ответ:
.4 and .40 are indeed the same amount.
We usually drop the 0 in the 100'ths place when it is not necessary for indicating money or solving a problem with 2 decimals.
Also realize that .400 .4000 etc are all the same as well.