subject
Mathematics, 10.05.2021 14:00 hippocampus

We want to estimate the percentage of political figures who will make a social media presence by posting an average of 1,000 posts per year next year. How many accounts
must we include in the sample next year, if we want our proportion estimate to be within
20 percentage points at a 90% level of confidence?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.
Answers: 1
question
Mathematics, 21.06.2019 17:00
If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other
Answers: 2
question
Mathematics, 21.06.2019 21:00
What is the value of m in the equation 1/2 m - 3/4n=16 when n=8
Answers: 1
question
Mathematics, 21.06.2019 23:30
Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile
Answers: 1
You know the right answer?
We want to estimate the percentage of political figures who will make a social media presence by p...
Questions
question
Mathematics, 12.02.2021 14:00
question
History, 12.02.2021 14:00
question
Mathematics, 12.02.2021 14:00
question
English, 12.02.2021 14:00
question
Business, 12.02.2021 14:00
question
Mathematics, 12.02.2021 14:00
question
Mathematics, 12.02.2021 14:00
question
Mathematics, 12.02.2021 14:00
Questions on the website: 13722362