Answer:
Step-by-step explanation:
Giving out answers for a free test is something wrong but something I can help is to go review or I can help you review because algebra 1 is one easy of a topic when you really hook yourself to it.
Did you know not only people have to respond your question but you can also search it on the internet and find atleast a hint?
Answer:
The 90% confidence interval for the true proportion of all consumers who favor the design is (0.52, 0.59).
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 upper limit of this interval is:

The 90% confidence interval for the true proportion of all consumers who favor the design is (0.52, 0.59).
Answer:
B
Step-by-step explanation:
When Gabriella finish her bows she had 4 extra.
Hope this helps ;)
2x=18
X=9
2(9)=18
X is the number of glass pieces