smilxess
30.06.2019 •
Mathematics
Use the sample data and confidence level given below to complete parts (a) through (d). a research institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n = 1028 and x = 551 who said "yes." use a 99 % confidence level.a. find the best point of estimate of the population of portion p.b. identify the value of the margin of error e.e= round to four decimal places as needed.c. construct the confidence interval._ < p < _ round to three decimal places.d. write a statement that correctly interprets the confidence interval.
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Ответ:
Step-by-step explanation:
To solve for b, we need to isolate b from the other variables. We can do this by subtracting '3a' by both sides. We get:
2b= c-3a
Now, to get 'b', we will need to divide both sides by 2. This results in:
This is your answer!