Mathematics, 23.06.2020 19:01 mindofnyny
A start-up news company is looking to expand their audience and is interested in studying the how many adults regularly use social media as a source of news. According to the Pew Research Center, 62% of adults get their news from social media, but researchers want to determine of this proportion is actually greater than 62% in region they plan on advertising on.
They take a random sample of 200 adults in the region they are interested in advertising in and what they use to typically get their news. A total of 137 adults reported regularly getting their news from social media.
The point estimate for this problem is: (report your answer to 3 decimal places)
Checking Conditions: We are told that the sample was randomly selected. Are the other conditions met to perform a hypothesis test for p?
A) Yes, the sample size is greater than 30.
B) Yes, there are at least 10 adults saying they get their news from social media and at least 10 that do not.
C) Yes, the population standard deviation is known.
D) No, the population mean is unknown.
Answers: 1
Mathematics, 21.06.2019 18:30
Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles
Answers: 2
Mathematics, 21.06.2019 21:40
What is the value of x in the equation 1.5x+4-3=4.5(x-2)?
Answers: 2
Mathematics, 22.06.2019 02:40
Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)
Answers: 3
Mathematics, 22.06.2019 04:00
Which expression is equivalent to the expression for the perimeter of the larger garden?
Answers: 1
A start-up news company is looking to expand their audience and is interested in studying the how ma...
Social Studies, 09.11.2019 18:31
Physics, 09.11.2019 18:31
Mathematics, 09.11.2019 18:31
Physics, 09.11.2019 18:31
Mathematics, 09.11.2019 18:31
History, 09.11.2019 18:31
Chemistry, 09.11.2019 18:31
Mathematics, 09.11.2019 18:31