1. Opening Routine (EOC Question)
A survey asked people of different ages whether they prefer going to the movies or to plays. The results are shown.
Based on these data, what is the probability that a randomly chosen person is both under 25 and prefers movies to plays?
Prefer movies
Prefer plays
Under 25 42 55
25 and older 36 27

2. Topic 5 – Statistical Models Class 2 – Measures of Center and Spread
Mr. Solórzano – Algebra 1

3. Objectives
Students will use measures of center to represent a whole data set
Students will find measures of spread to describe the consistency of the data

9. Quiz
Complete a second table showing the relative frequency of the data rounded to the nearest thousandth
What is the probability that a randomly selected student is a boy, given that they are studying French?
What is the probability that a randomly selected student is studying Spanish, given that the student is a girl?
What is the probability that a randomly selected student is both a boy and is studying Chinese?