Answer: x^3+4 , x^2y+x^2+y
Answer:
X[bar]= 115
Step-by-step explanation:
Hello!
Every Confidence interval to estimate the population mean are constructed following the structure:
"Estimator" ± margin of error"
Wich means that the intervals are centered around the sample mean. To know the value of the sample mean you have to make the following calculation:
= 115
Since both intervals were calculated with the information of the same sample, you can choose either to calculate the sample mean.
I hope it helps!
Supplementary angles are 180 in total, so to find the answer you do 180-10, which equals 170. The answer is 170
Answer:
1. 3212 = 3.212 X 10 of 3
2. because it easier to write and read