Interpreting Calculator Display In 1920 only 35% of U.S. households had telephones, but that rate is now
Question:
Interpreting Calculator Display In 1920 only 35% of U.S. households had telephones, but that rate is now much higher. A recent survey of 4276 randomly selected households showed that 4019 of them had telephones (based on data from the U.S.
Census Bureau). Using those survey results and a 99% confidence level, the TI-83 Plus calculator display is as shown.
a. Write a statement that interprets the confidence interval.
b. Based on the preceding result, should pollsters be concerned about results from surveys conducted by telephone?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Question Posted: