Answer:
−7 1/2
Step-by-step explanation:
<u> 1</u>
-7 2
Answer:
5 2/5
Step-by-step explanation:
First, determine how many times 5 can go into 27 evenly, there should be no decimals! Therefore, 5 can go into 27, 5 times. Next, we know that there are 2 left over. This leaves us with 5 and 2/5.
Hope this helps!! :)
Answer:
The 90% confidence interval is (0.383,0.497)
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 200
Number of children that would attend Valentine's Day Forma, x = 88
90% Confidence interval:
Putting the values, we get:
![0.44\pm 1.64(\sqrt{\dfrac{0.44(1-0.44)}{200}}) = 0.44\pm 0.057\\\\=(0.383,0.497)](https://tex.z-dn.net/?f=0.44%5Cpm%201.64%28%5Csqrt%7B%5Cdfrac%7B0.44%281-0.44%29%7D%7B200%7D%7D%29%20%3D%200.44%5Cpm%200.057%5C%5C%5C%5C%3D%280.383%2C0.497%29)
Interpretation:
The 90% confidence interval is (0.383,0.497). We are 90% confident that the proportion of children attending Valentine's Day Formal is between 38.3% and 49.7%
Answer:
5.50 Each
Step-by-step explanation:
Answer: ax - 2bx plus 3a - 6b
Step-by-step explanation: I’m not so sure with this but it might help