1. Explain the risk factor approach and the meaning of the statistic "male smokers have a relative risk of about 23.3 for dying of lung cancer".

Risk factor approach is a method that is used to determine how likely a person is to health challenges such as cardiac arrest compared to a normal person.

An activity is.used as a basis for estimating risk

Explanation:

The meaning of the statistic "male smokers have a relative risk of about 23.3 for dying of lung cancer".

Refers to relative risk. In this instance it means that a person that smokes has a 23.3 times more chance of dying of lung cancer compared to someone that does not smoke.

Smoking is used as a basis for measuring relative health between smokers and non smokers.

To learn public speaking, you can draw on skills that you already possess from these two types of communication:conversation and composition.

Conversation is an interactive communication between two or more people. A public speaker must have a great conversational skills in order to attract the audience with his speech. Composition on the other hands refers to the body of important features established by the speaker.