Answer:
There is a significant decrease in the average price homes.
Step-by-step explanation:
Let X represent the prices of homes sold in the U.S. in the past year
given that
Create hypotheses as
(Left tailed test at 5% significance)
Mean difference = -10000
Std error of mean =
Since population std deviation is known, we can do z test
Z = mean diff/std error = -2.50
p value = 0.00621
Since p <0.05 we reject null hypothesis.
There is a significant decrease in the average price homes.
Answer:
3x + 8y = 72
19x + y = 72
Step-by-step explanation:
dubbles = x
mimstoons = y
Standard form:
Ax + By = C
3x + 8y = 72
Answer:
4
Step-by-step explanation:
will still have to go through a series of duty to protect your privacy is a little bit more than one occasion in my life
Answer:
0.55M + 22.65
Step-by-step explanation:
Well, c is equal to s + i, and s is .45m + 17.75, i is .15m + 4.9
add them to get
0.55m + 22.65