Multiple Choice
A recent poll of 700 people who work indoors found that 278 of them smoke. If the researchers want to be 98% confident of their results to within 3.5%, how large a sample is necessary?
A) 751
B) 1062
C) 1301
D) 532
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q38: <span class="ql-formula" data-value="\text { The value of
Q39: A recent study of 750 Internet users
Q40: The value for for a 95% confidence
Q41: <span class="ql-formula" data-value="\text { Identify the confidence
Q42: A study of 100 apple trees showed
Q44: A report states that 46% of home
Q45: The confidence level of an interval estimate
Q46: A study of 90 bolts of carpet
Q47: In a study of 100 new
Q48: A study of 60 professors showed that