Form the ratio 560/2800 and then mult. the result by 100%:
560
--------- * 100% = 20%
2800
Answer: The percentile is 89
Step-by-step explanation:
This question can be solved using concept for t tables
In a normal distribution the curve. 
The relationship between z score, mean and standard deviation is given by

So the z value according to this is given by the formula

From the z table we can infer that p value for z=+1.217 is 88.82
So 1750 is 89th percentile
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Answer:
1,1 or -1,3
Step-by-step explanation:
Answer:
Step-by-step explanation:
14 - If you add all she spent such as (1.95,30.00,7.50) then add it to what she has left over. You get $77.65
16- (63 x 2)+63+6=195