Answer:
Step-by-step explanation:
information given
represent the sample mean
represent the population standard deviation
sample size
represent the value that we want to test
represent the significance level for the hypothesis test.
z would represent the statistic
represent the p value for the test
Hypothesis to test
We want to test if the true mean is less than 12, the system of hypothesis would be:
Null hypothesis:
Alternative hypothesis:
The statistic is given by:
(1)
Replacing the info given we got:
We can replace in formula (1) the info given like this:
Answer:
z= 0.375 or 3/8
Step-by-step explanation:
The state that would most likely benefit from this program is the Missippi state due to the incidence of floods.
<h3>What type of state would benefit the most?</h3>
States constantly affected by floods would benefit the most.
<h3>What states are affected by floods?</h3>
In the case of Mississippi state, the floods are caused by the Mississippi River.
Learn more about Mississippi in: brainly.com/question/931281
#SPJ1
Answer:
17
Step-by-step explanation:
85 divided by 5 in distributive property
85 can be break into 80 and 5
80+5 is 85
Now we divide each term by 5
Denominator 5 is distributed 5 inside the numerator
17 is the final answer
