_a-m-m sung-m mar-m Do not use social media I Is this an observational study or an experiment? Explain. I How many people in the age range 45-55 years responded to the survey? I How many people older than 44 years reported that they didn't use social media? I If an adult American is selected at random, what is the probability that they are between 18- 34 yea rs old and they use social media? I If an adult American is selected at random, what is the probability that they are in the 4&55 year age range or don't use social media? I What is the probability someone does not use social media given they are in the 3544 year age range