Answer:
1. what is a residual?
A. A residual is a value of y -y, which is the difference between an observed value of y and a predicted value of y.
2. The regression line has the property that the_sum of squares_of the residuals is the minimum possible sum.
Step-by-step explanation:
1. What is a residual?
A. A residual is a value of y -y, which is the difference between an observed value of y and a predicted value of y.
2. In what sense is the regression line the straight line that "best" fits the points in a scatterplot?
The regression line has the property that the_sum of squares_of the residuals is the minimum possible sum.
Answer:
12 (or A)
Step-by-step explanation:
A coefficient is the number before a variable.
Examples: 5r , 34y, 10x^2 (the coefficients are 5, 34, and 10)
12 has a variable after it, so 12 is a coefficient.
Answer:
Kahn academy works great with this stuff
Step-by-step explanation:
Answer:
Difference between high and low temperatures: 12°F
Average change in temperature per hour: 2°F
Step-by-step explanation:
The difference between high and low temperatures was: 7 - (-5) = 12 (°F)
Midnight is 12am, so 6pm to midnight is 6 hours.
The average change in temperature per hour is: 12 / 6 = 2 (°F)
PLEASE ME
Which of the following BEST explains why Japan has a high gross domestic product when it has few natural resources?
A.
Japan can purchase many goods internationally to make up for their lack of natural resources.
B.
Japan relies on natural resources found in the ocean to make up for its lack of resources on land.
C.
Japan has invested in capital goods and human resources to make it a larger producer of finished goods for trading.
D.
Japan has placed tariffs on foreign goods which allows consumers to pay lower prices because goods are produced domestically.
