Math 20-2

Chapter 5 Statistical Reasoning

Lesson 5.1  Exploring Data

GOAL

The goal of this lesson is stated at the top of page 238 in your textbook, and is also written below.
Keep this in mind as you work through the lesson material.

Explore the similarities and differences between two sets of data

Explore the Math

A chance to explore the ideas of the lesson

TEXT Page 238

Read/Work through the Explore the Math section on Page 238 in your textbook.

Go through this material,  AS BEST YOU CAN,  before you view the video tutorials that follow.

Hint

Think about ideas from previous math classes,  measures of central tendency  (mean, median, mode)  and measures of dispersion  (range)
You could do all this by hand,  but I will be using a calculator as much as possible.

?  How can you compare the data to help Paulo decide which brand of battery to buy?

Video Tutorial
Entering the data into a graphing calculator and then interpreting it.

Video Tutorial   (dot plots)

Dotplot Maker   (Geogebra  optional)
LINK

In Summary

Key Ideas and Need to Know 
Presents and summarizes  the main new concepts of the lesson

•	Carefully read through each of the bullet points in this section.

•	If you are unclear about any of these ideas,  ASK YOUR TEACHER FOR HELP!

Further Your Understanding

Further Your Understanding problems reinforce the math presented in this lesson.

These are just practice problems with a different heading....

•	Work through these practice problems for this lesson.
	These problems are for practice, you don’t need to hand them in!
	(your teacher may assign specific questions for you to complete)

•	Use the answers in the back of the book to CHECK YOUR WORK!

•	If you make a mistake, TRY TO FIX IT!

•	If you need help or want more information, view the video solutions provided.

•	If you still need more help,  CONTACT YOUR TEACHER!

Video Solution Links

Check your work for every problem you do!
If you make a mistake,  try to fix it!
Use the video solutions for more information.
If a problem still doesn’t make sense, ASK YOUR TEACHER FOR HELP!

({{"Question 1", "Question 2", Question 3}})