At the end of last semester, your professor had a baby. in class, she notes that her baby weighed 7.2 lbs at birth. the other babies born in the hospital that week weighed 7.0 lbs, 6.8 lbs, 9.2 lbs, 7.5 lbs, and 7.3 lbs. what phenomenon does this pattern of birth weights represents?

Stabilizing selection

Explanation:

Stabilizing selection represents the most common of the three main kinds of evolution's natural selection processes being the other types of selection directional and diversifying. The birth weight of babies is an example of over-representation of a particular trait that results from stabilizing, which determines the attributes of plants, animals, and people.

1. Lung cancer kills millions of people each year. - POSTIVE

2. Too many people smoke. - NORMATIVE

3.  If the government were to increase taxes on cigarettes, fewer people would smoke. - POSITIVE

4. The government should increase taxes on cigarettes. - NORMATIVE

Explanation:

POSITIVE statement  is considered to be a type of statement that seeks to describe the world as it is. It can be verified by empirical data, which implies that, it can either be supported or refuted by data.

NORMATIVE statement on the other hand, require a larger philosophical framework to evaluate, which means, it is based on opinion and judgment as to the way the world should be.

Hence, the correct answer are as follows:

1. Lung cancer kills millions of people each year. - POSTIVE

2. Too many people smoke. - NORMATIVE

3.  If the government were to increase taxes on cigarettes, fewer people would smoke. - POSITIVE

4. The government should increase taxes on cigarettes. - NORMATIVE