Answer:
u have to eat mcdonalds
Step-by-step explanation:
Answer:
Step-by-step explanation:
x - 9 = 17
x = 26
the answer is D
The answer is 2.5 because you need to divide it and then you get your answer
Answer:
Step-by-step explanation:
Information given
n=370 represent the sample selected
estimated proportion of readers owned a laptop
is the value that we want to test
z would represent the statistic
represent the p value
Creating the hypothesis
We need to conduct a hypothesis in order to test if the true proportion of readers owned a laptop is different from 0.45, the system of hypothesis are:
Null hypothesis:
Alternative hypothesis:
The statistic is:
(1)
Replacing we got:
Calculating the p value
We have a bilateral test so then the p value would be:
Answer:
557.28
Step-by-step explanation:
since it is a refund you subtract the amount due from the amount paid to get 2700.27 - 2142.99 = 557.25