In a survey of 1,600 adults in the United States, 48% indicated that television istheir primary source of news. The margin of error for the survey is ±2.5%. Which valueis outside the interval that is likely to contain the exact percent of all adultsin the United States who get the news primarily from television?
A. 45
B. 47
C. 49
D. 50
Answer:A
In a survey of 1,600 adults in the United States, 48% indicated that television istheir primary source of news. The margin of error for the survey is ±2.5%. Which valueis outside the interval that is likely to contain the exact percent of all adultsin the United States who get the news primarily from television?
A. 45 B. 47 C. 49 D. 50
Explanation: A