Answer:
42m2
Step-by-step explanation:
9x4=36m2
3x2x0.5=3m2x2=6m2
36+6=42m2
According to the situation described, the appropriate set of hypotheses for her significance test is given by:
.
.
<h3>What are the hypothesis tested?</h3>
At the null hypothesis, it is tested if the proportion is still of 42%, that is:
.
At the alternative hypothesis, it is tested if the proportion is now lower, that is:
.
Hence, the the appropriate set of hypotheses for her significance test is given by:
.
.
More can be learned about an hypothesis test at brainly.com/question/26454209
If you mean 3.4444.. then the answer is 3 4/9 as a mixed number and 31/9 as an improper fraction
Answer:
x= 3d/k +8b/k i think
Step-by-step explanation: