Answer:
about 137 degrees
Step-by-step explanation:
see attached picture
Find the average of 62 ℓ, 28 ℓ, 45 ℓ and 33 ℓ.
1 answer:
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Answer:
5
Step-by-step explanation:
Remember, the rank of a matrix is the number of pivots or number of rows different of zero in the echelon form of the matrix.
Then, if A is a matrix the maximum number of pivots that can have is one by row, that is, 5.
Then the maximum rank that A can have is 5.
The regression line equation is 
, the value of the slope is shown as constant 16 and it's a positive constant, hence the correlation between the amount of gas used and degree of the days is a POSITIVE correlation.