Answer:
The simplified fraction form of 15% is 320
Answer:
2nd option:
8x+2y=32
x+y=7
Step-by-step explanation:
Answer:
I think it is (7,5)
Step-by-step explanation:
Answer:
The value of the standardized z-test statistic is -6.4.
Step-by-step explanation:
The test statistic is:

In which X is the sample mean,
is the value tested at the null hypothesis, and s is the standard error.
0.28 is tested at the null hypothesis:
This means that 
p ^ 0.216 with SE 0.01
This means that 
Then



The value of the standardized z-test statistic is -6.4.
Why is this in the college sectionn??