Ok all you have to do is 9 times 5 so the answer is 45
hope i helped
The test statistic for difference between two means is given by:
Thus, the appropriate test statistic is given by:
At 10% level of significance, the rejection region is given by
where:
for 10% level of significance is 1.65
Since z = 1.66 >
, we reject the null hypothesis, which means that <span>the traffic control strategy does not reduce carbon monoxide concentrations by at least 2 ppm.</span>
Answer:
5−4+4=16+4
Step-by-step explanation:
Answer:
If
Step-by-step explanation:
Given
Required
Solve
First, we change / to *
Apply difference of two squares
Factorize:
x - 3 cancels out:
y - 5 cancels out
Take L.C.M
Open brackets
Collect Like Terms
Factorize:
Hence:
If
3^4/3+9
81/3+9
27+9=36
answer=36