Answer:
n=9
Step-by-step explanation:
Q1=n+1/4
=9+1/4
=10/4
=2.5
Answer:
infinitely many solutions y=4/3x-8
Step-by-step explanation:
Answer:


Step-by-step explanation:
Given : A city wants to show that the mean number of public transportation users per day is more than 5,575.
To Find : Identify the null hypothesis,
, and the alternative hypothesis,
, in terms of the parameter μ.
Solution:
Claim : A city wants to show that the mean number of public transportation users per day is more than 5,575.
So, Null hypothesis :
Alternate hypothesis :
Answer:
80%
Step-by-step explanation:
Nine would equal ten percent, so we double that to get twenty percent, so 18 is twenty percent. Therefore we can determine that it is a 80% decrease.