4x+1=5 Just a test have fun with free points!
2 answers:
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Answer:
<em>The correct option is : C. 3.4</em>
Step-by-step explanation:
The probability that a person shopping at a certain store will spend less than $20 is 0.2
That means, here
Given that, the sample size
So, the Mean
Thus, the mean number who spend less than $20 will be 3.4
Step-by-step explanation: To write 60/80 that has a denominator less than 80, we can write reduce this fraction.
Notice that 60/80 can be reduced because 60 and 80 have a greatest common factor of 20. So we divide both 60 and 80 by 20 to get 3/4. Now, this is an equivalent fraction that has a denominator that's less than 80. Image is provided below.
