Answer:
2.1/√55
Step-by-step explanation:
simga divided by sample size
Answer:
I feel u
Step-by-step explanation:u need help too
I believe the correct answer from the choices listed above is the first option. If the sides of a square are five to the power of two fifths inches long, then the are of the square would be <span>five to the power of four fifths square inches. Hope this answers the question.</span>
Answer:

Step-by-step explanation:
Given



Required
Probability of selecting 2 orange marbles
The total number of marbles is:



The probability that the first selection is orange is:

Because it is a selection without replacement, the number of orange marbles and the total number of marbles would decrease by 1, respectively.
So, the probability that the selection is orange is:


The required probability is:




