Answer:
x=-27
Step-by-step explanation:
27+4x=3x
So 27=-x
x=-27
Answer:
which data? are you sure this question is complete
Answer:


Step-by-step explanation:
Given


Solving (a): The mean
The mean of a uniform distribution is:

This gives:



Solving (b): The standard deviation
The standard deviation is:

This gives:




