Answer:
Step-by-step explanation:
3/5 ÷5/7= 21/25
Answer:
A
Step-by-step explanation:
Subtract 7
x+15-15=38-15
Simplify
Divide both sides
Simplify
The probability of a normally distributed data with mean, μ and standard deviation, σ, exceeds a value, a, is given by
<span>Given that the
average yearly snowfall in chillyville is normally distributed with a
mean of 55 inches. If the snowfall in chillyville exceeds 60 inches in
15% of the years, thus we have:
Therefore, the standard deviation is approximately 5.
</span>
Answer: x=5 and 1/2
Step-by-step explanation:
You have to go to a graph and put it simply it, makes it a lot easier, hope this helps!
A,d is the answer hope this helped