The soup cost $1.25, the fruit cost $0.70, and the drink cost $0.60. Tofind the total price of the lunch, add $1.25, $0.70, and $0.60.

Chapter 1 1.1: Objective- know the difference between descriptive, inferential, observational study and designed experiment. Ex. Descriptive- average height of students (includes ALL individuals) Inferential- Population size (10,000 people) , sample size (1000 people). Sample is PART of the population. population Definitions: Descriptive- method for organizing and summarizing information Inferential- Population- collection of ALL items for statistical study. Sample- part of the population from which information is obtained Observational- number of boys and girls in the class… count the number of boys and girls in the class. *the data already exists Designed experiment: You produce the data. Case- control. Ex. Control group- does not