Answer:
1200 feet of ribbon
Step-by-step explanation:
2 feet per doll
600 dolls
600 dolls x 2 feet per doll
1200 feet of ribbon for 600 dolls
Answer:
The right option should be c
Step-by-step explanation:
The measure of (OH-)
Answer:
Mean of the population having 6"-9" Hatching =38
Standard Deviation =4
Step-by-step explanation:
Confidence interval of 95% means that 95% of data lie within two standard deviations.
That is data values lie between 38-2×4 to 38 +2×4.
⇒Which is 38-8 to 38+8.
⇒30 to 46.
it is also given that margin of error is 2.5%.
So, the data value will lie between
Mean of beginning value to extreme value of 95% confidence level
So, Sample mean of this observation having 2.5% margin of error = 38
Option D:→ 38
<span>The area of a square is (length of side)^2 , the perimeter of a square is 4*(length of side)
Then your answer is 4 * sq rt (506.25 f`t^2) = 4 * 22.5 ft =
= 90 ft of fence</span><span>Source(s):</span>
