Avocado weights. A farm which grows Californian Hass avocado claims that an average avocado grown in their farm weighs about 170 grams and has pebbled, dark green, or black skin. A government organization wants to test this claim and randomly selects a dozen avocados from the farm and records the weights as follows:

166, 152, 163, 172, 184, 118, 159, 182, 175, 186, 179, 177 Find a 95% confidence interval, and state your conclusion.

Explain how you dealt with the outlier, and why.