Answer:
The value of Coefficients, Standard-error, t-Stat, P-value is given for sample of 10 trucks is given.
The correct regression line can be obtained by using the correct value of slope and intercept coefficient from the table.
Y
=
^
α
+
^
β
X
=>
1724.36
+
8.9
x
Hence, the correct option is option(b)
Step-by-step explanation:
Answer: 15 tests per hour.
Step-by-step explanation: Mrs. Wilbur did 30 tests in 2 hours, so you would divide to find the rate per hour. 15 should be your answer.
Answer:
<em>$120</em>
Step-by-step explanation:
40% of the earnings is spent on rent.
The earnings is an unknown, so we call it x.
The rent is $800, so 40% of x equals $800.
40% * x = 800
0.4x = 800
x = 800/0.4
x = 2000
She earns $2000 per month.
After paying rent, the remaining amount is
$2000 - $800 = $1200
She spends 10% of the remaining amount on entertainment.
10% of $1200 = 10% * $1200 = 0.1 * $1200 = $120
Answer:
<h2>30</h2>
Step-by-step explanation:
