Answer: 12 = 7 + 5
Step-by-step explanation:
12 = 7 + 5
The answer is 4.23 the second meteorite wieghts 4.23 pounds
Linear regression line y=2.1x+130 predicts sales based on the money spent on advertising.
Linear regression represents the relationship between two variables. the value of y depends on the value of x.
x represents the dollars spent in advertising and y represents the company sales in dollars.
We need to find out sales y when $150 spends on advertising.
Plug in 150 for x and find out y
y = 2.1 x + 130
y = 2.1 (150) + 130
y= 445
The company expects $445 in sales
Answer:
-1, 2
Step-by-step explanation: