Answer:
x = 30, z = 45, y = 105
Step-by-step explanation:
The lines are straight, so:
x = 30
z = 45
y = 180 - (45 + 30)
So there
Answer:
The interval estimate is above 70%, so infer that it will be supported.
Step-by-step explanation:
The evidence that 95% confidence interval estimating the proportion of students supporting the fee increase is [0.75, 0.85] supports university officials' claim that at least 70% of the voting student population supports a fee increase.
Therefore we can infer that a fee increase will be supported.
Answer:
Range: [-25/4, infinite)
Step-by-step explanation:
Not sure if I'm exactly correct, but you can try this answer :).
Answer: 6
Step-by-step explanation:
You would divide the number by the other number to get the awnser
(x - 39) + (x + 61) = x - 39 + x + 61 = (x + x) + (-39 + 61) = 2x + 22