Answer:
Step-by-step explanation:
x1 = 0.5 x2 = -0.4 y1 = 1.3 y2 = -1.3


=2.75
Answer:
$4
Step-by-step explanation:
Since for each of the 125 tickets there is an equal chance of winning the 500 dollars, for each ticket there is an expected payoff of 500/125=4 dollars. Hope this helps!
Mean = Sigma (summation) of x ÷ n
(Making Sigma x The subject of the formula)
Summation of x = Mean × n
= 8 × 15
The summation of all the scores= 120
The change of x is 20-5 = 15
New summation = 120 - 15 = 105
Using formula:
105 ÷ 15 = 7
ų = 7
Hi there!
6(2) -2(4) +5
12-8+5
So D would be correct.
The top question about bananas is C.