Multiple Choice
In 2005,13,000 Internet users were surveyed and asked about their willingness to pay fees for access to websites.Of these,2,938 were definitely not willing to pay such fees.Construct a 95 percent confidence interval for the proportion definitely unwilling to pay fees.
A) [0.286,0.302]
B) [0.219,0.233]
C) [0.220,0.232]
D) [0.212,0.241]
E) [0.214,0.245]
Correct Answer:

Verified
Correct Answer:
Verified
Q3: When the level of confidence and sample
Q19: A sample of 2,000 people yielded =.52.Calculate
Q21: Unoccupied seats on flights cause airlines to
Q26: When the level of confidence and sample
Q31: As the standard deviation (σ) decreases, the
Q62: As the significance level α increases, the
Q85: In determining the sample size to estimate
Q115: A confidence interval for the population mean
Q136: The t distribution approaches the _ distribution
Q149: A sociologist develops a test designed to