Answer:
The 99 percent confidence interval for the proportion of all employees at the company who own an electric car is (0.0104, 0.0496).
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 .
In a random sample of 500 employees, 15 reported owning an electric car.
This means that
99% 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 99 percent confidence interval for the proportion of all employees at the company who own an electric car is (0.0104, 0.0496).
Answer:
b
Step-by-step explanation:
the rule my teacher gave me was (x,y)--(y,-x)
A nickel has the mass of one gram. Objects that take up space and have mass are called matter
Im sorry wish i could help but the equation is a little confusing give me a few moments and i will figure out the answer okay?