Answer:
Step-by-step explanation:
65.00 - 31.25 - 16.50 = $17.25
Answer:
x=1 or x=9
Step-by-step explanation:
make x the subject of the formula by correcting the right terms and then divid both sides by 2
Answer: 0.6812
Step-by-step explanation:
Let p be the population proportion of trees are infested by a bark beetle.
As per given: p= 12%= 0.12
Sample size : n= 1000
Number of trees affected in sample = 1000
Sample proportion of trees are infested by a bark beetle. = 
Now, the z-test statistic : 
So, 

Hence, the value of the z-test statistic = 0.6812 .