Answer:
Explained
Step-by-step explanation:
Total Frequency = 302+185+200+87+61+12+153 = 1000
X 2 3 4 5 6 7 8
P(X) 302/1000=0.302 0.185 0.2 0.087 0.061 0.012 0.153
Step-by-step explanation:
Multiply each side by 2:
5x + x = 25 + 7x
Combine like terms:
-x = 25
Multiply both sides by -1:
x = -25
Answer: r=6
Step-by-step explanation:
Because if 42 equals 7 times r you just have to divide 42 by 7.
Answer:
.636363
Step-by-step explanation:
I could but it depends on the questions