Answer:
A. AC, CB
Step-by-step explanation:
The answer you have selected is correct because a line segment is a part of a line that is bounded by two distinct end points, and contains every point on the line that is between its endpoints. Thus the answer A is correct!
Hope this helps
All the love, Ya boi Fraser :)
Answer:
The value of 
Step-by-step explanation:
We have

Now we need to find


There are 75 students in the class. 30*100/40=75
Answer:
We conclude that 'None of the above' is the correct answer.
Step-by-step explanation:
Given the expression

Breaking the expression into groups

Factor out
from

Factor out -2 from 

so the expression becomes


Factor out the common term 

Therefore, from the given options, we conclude that 'None of the above' is the correct answer.
Answer:
c. One sided t-test
Step-by-step explanation:
One sided t test because we want to compare two means and alternative hypothesis is directional.