Asked by thara

An appliance store sells washing machines and dryers among other things. The average sale on washers and dryers is $530 with a standard deviation of $100. Suppose that sales figures on washers and dryers are normally distributed. If a sale is randomly selected, the probability that it is between $400 and $575 is:


.4599

.5768

.0401

.2296


is it 0.5768
Answered by thara
nvm.i got it
:D
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