Answer: C . and
Step-by-step explanation:
Definition:
Null hypothesis is a statement about the population parameter according to the objective raised by the researcher . It contains '=' , '≤' and '≥' signs.
Alternative hypothesis is also a statement about the population parameter but against null hypothesis . It contains '≠' , '<' and '>' signs.
Let be the average customer waiting time for the population.
Given : The average customer waiting time at a fast food restaurant has been 7.5 minutes.
Objective of test : After using new system , the average customer waiting time is at least 7.5 or less than 7.5.
Then, the null and alternative hypothesis for this scenario will be :
Answer:
£
Step-by-step explanation:
Answer:
no 30 is your answer
Step-by-step explanation:
10more mean ×10
so 3×10 =3
Yes 25 to 16 is proportional to 5 to 4.
This is because 25 can be simplified to 5 by dividing 25 by 5.
In the same way 16 can be simplified to 4 by dividing it by 4.
It results in the same proportion which is 5 to 4.
Answer:
Cifra miilor este 6000 pentru a începe cu sase mi, logic!