Answer:
10.5, 
, or 
Step-by-step explanation:
To solve, you can use a variable (x) to represent the width.
The equation for area is A=L×W
So the Area is 820 and the length is 78.
820= 78w
Isolate the variable to solve.
w=10.5128....
If you round, it will be 10.5
10.5 as a fraction is or
Answer:
1/1024
Step-by-step explanation:
It can also be written as 1/4^5 and you just have to simplify it.
5Answer:
Step-by-step explanation:
Answer:
Step-by-step explanation:
D
Answer:
Statistical significance relates to whether an effect exists.
Practical significance refers to the magnitude of the effect.
And you can have statistical significance but not practical.
Step-by-step explanation:
Let's analize it with an example.
Suppose that your new treatment involves hair recovery.
You divide the population of the test in two different groups.
And you apply the treatment to only one of them.
You can see that the treatment works and there is a 3% improvment.
You have statistical significance. The treatment worked.
Now, if the test was expensive, the 3% improvement might not be practical.
