SOLUTION: The proportion of Americans who have frequent migraines is 15.2% according to the CDC. An acupuncturist claims that her treatment can reduce this figure significantly. A random sam
Question 1175229: The proportion of Americans who have frequent migraines is 15.2% according to the CDC. An acupuncturist claims that her treatment can reduce this figure significantly. A random sample of 400 Americans is administered the acupuncturists treatment and 48 report experiencing migraines.
a. State Hypotheses to the scenario using the correct symbols.
b. What is the sample proportion? (Round to 2 decimal places)