The number of newly reported crime cases in a county in New York State is shown in the accompanying table, where x represents th
e number of years since 2012, and y represents number of new cases. Write the linear regression equation that represents this set of data, rounding all coefficients to the nearest hundredth. Using this equation, estimate the calendar year in which the number of new cases would reach 1329.
1 answer:
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Answer:
average speed for the entire trip is 15 mph
Step-by-step explanation:
Let x be the uphill speed and y be the downhill speed.
We have been given that
Speed of Omar in uphill to reach gift store = x =10 mph
Speed of Omar in downhill to reach his home = y = 30 mph
We know the formula for average speed for the entire trip
Therefore, average speed is 15 mph
Consider the operation is .
Given:
The augmented matrix below represents a system of equations.
To find:
Matrix results from the operation .
Step-by-step explanation:
We have,
After applying , we get
Therefore, the correct option is A.