Answer:
-5.2; -4.75; -9/2
Step-by-step explanation:
32.5...
125x26 = 3250 divided by 100 = 32.5
hope this helps!
Answer:
The bus will take less consumption and by 60 litre
Answer:
z-test.
Step-by-step explanation:
We want to perform an hypothesis test for a population mean.
In the case that the <u>standard deviation of the population is known</u> and the population distribution is normal, even if the sample is small, <u>we will use a z-test</u>.
The usual case is to not know the standard deviation of the population, in which case a t-test is adequate instead of a z-test, taking into account the degrees of freedom of the sample.
Answer:
The volume is 1436.8
.
Step-by-step explanation:
-To find the volume of a sphere, you need the formula:

-Use the radius for the formula:

-Then, you solve:

×
× 
× 

-Round the answer to the nearest tenth:

So, therefore the volume is 1436.8
.