-6(3x + 1) I’m sure this is it
Answer:
The answer is simply 9x
Step-by-step explanation:
2x2=4-16+16x+80+0=2+7=9x
Answer:
Yes you are correct.
Step-by-step explanation:
Answer:
The lower bound for a 90% confidence interval is 0.2033.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of
, and a confidence level of
, we have the following confidence interval of proportions.

In which
z is the zscore that has a pvalue of
.
For this problem, we have that:

90% confidence level
So
, z is the value of Z that has a pvalue of
, so
.
The lower limit of this interval is:

The lower bound for a 90% confidence interval is 0.2033.
A bird with roller blades.