Answer:
The claimed proportion (population) is

The sample proportion (p-hat) is

Step-by-step explanation:
In the population, we have the parameter p that is 11%.

Then, a sample of n=160 is taken and the proportion of the sample is 0.10.

The sample proportion p-hat can differ from the population's proportion. There is a sampling distribution that gives the possible values of the sample proportion taken out of this population and its associated probabilities.
Answer:
17
Step-by-step explanation:
FYI - 14,15,16 are correct.
17. a) 7 (nearest integer), b) 6.8 (nearest tenth)
18. a) 14 (nearest integer), b) 13.8 (nearest tenth)
19.
--> simplified to = 2
<em>-- let me know if you have any questions regarding this. </em>
Answer:

Step-by-step explanation:
Let
, we need to determine
, which can be found by applying the following property:
,
(1)
Then,


Answer:
q = ± 
Step-by-step explanation:
We are to solve for q in:
16pq² = 25
q² = 
= ±
= ± 