Based on a random sample of 1200 adults, a 95% confidence interval for the proportion of all adults who
regularly wear a wrist watch is (0.29, 0.35).
What is the point estimate for the proportion of all adults
who regularly wear a wrist watch based on these sample
results?
a 0.32
b It cannot be determined from the given information.
с 0.03
d 0.33