\left[x \right] = \left[ 6\right][x]=[6] totally answer
10/4= 2.5
5/2.5= 2
2 would be your first answer
32x2.5= 80
80 would be your second answer
Hope this helped
Multiply all of those and minus and do what is said and of not serch for links ok
We are given with
x1 = 20 min
s1 = 2 min
x2 = 30 min
s2 = 4 min
p = 0.9
Condition (x > 25)
We need to get the t-value between the two means and comparing it wit the t-value for the time of 25 minutes given that there is a 90% probability that the weather will be good. Simply use the t-test formula and use the t-test table to get the probability.
<span>4.045 x10^-3 in standard notation = 4,045</span>
