Stats

16. (5 pts) According to the popular idea when one looks at the Moon at the horizon the latter seems larger than when one observes it at the zenith. You have decided to verify this claim. You have asked participants how wide the moon should be at the zenith so that it is the same size as the horizon? You have obtained the following ratios and descriptive statistics: x = sizezenit/sizeborizon x = {1.23, 1.06, 1.03, 1.4, 0.95, 1.13, 1.41, 1.23, 1.63, 1.56} Average = 1.26 Standard deviation = 0.23 Using a critical threshold of 5%, is the popular idea true or not