Find the standard deviation of the data.To get the best deal on a CD player, Tom called eight appliance stores and asked the cost of a specific model. The prices he was quoted are listed below. Find the standard deviation. Round your result to the nearest ten cents. $190 $391 $307 $226 $311 $365 $357 $395
A. $353.00
B. $807,720.50
C. $75.60
D. $847,726.00
Answer: C
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Solve.A faucet is used to add water to a large bottle that already contained some water. After it has been filling for 3 seconds, the gauge on the bottle indicates that it contains 19 ounces of water. After it has been filling for 11 seconds, the gauge indicates the bottle contains 59 ounces of water. Let y be the amount of water in the bottle x seconds after the faucet was turned on. Write a linear equation that relates the amount of water in the bottle,y, to the time x.
A. y = 
x + 
B. y = 5x + 4
C. y = 5x + 48
D. y = -5x + 34
If possible, find the matrix product of AB.A = 
; B = 
A. AB = 
B. AB = 
C. AB = 
D. AB = 
Provide an appropriate response.When finding the amount of change in percentage problems, the percent is always based on:
A. the final or ending amount B. the final or ending amount in decrease problems C. the original or beginning amount D. the original or beginning amount for increase problems
Find the sum of the infinite geometric series.
+ 
+ 
+ 
+ ...
A. Does not exist B. S = 4 C. S = 16 D. S = 2