Mean, Median, and Mode

By: Mr. Menjviar

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up:

Brain Stimulation‘Check Skills You’ll Need’1. 3, 4, 5, 6, 6, 8, 92. 68, 69, 71, 72, 723. 98, 101, 101, 112, 1204. 3, 3.3, 3.7, 3.74, 37

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

CA Content StandardsStatistics Data Analysis and Probability 1.3: Understanding the meaning of, and be able to compute, the median of a data set

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

Objective:

Objective:

To find the mean, median, mode and range of a set of data

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

Objective:

Vocabulary:

Vocabulary:Mean

The sum of the data values divided by the number of data values

Vocabulary:Median

The middle number when data values are written in order

Vocabulary:Mode

The data item that occurs most often. There can be one mode, more than one, or no

mode.

Vocabulary:Range

The difference between the greatest and least values

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

Objective:

Vocabulary:

Notes/Examples:

Mean =

Median = Middle of the data set

Mode = Value that repeats the most

Range = Highest Value — Lowest Value

The BASICSYou Must Memorize

ValuesofAmount

NumberstheofSum

Example!!…

Let’s take a look at these students that did a Readathon at their school.

Find the

(a) Mean(b) Median

(c) Mode(d) Range

Name Pages Read per Week

Nick 45Bettina 59Kyle 50Larry 40Marita 48Latana 50

You Do!!…

Let’s take a look at these T-shirt prices that have different colors.

Find the

(a) Mean(b) Median

(c) Mode(d) Range

Name PricesRed $ 20Blue $ 26Green $ 27Violet $ 28Orange $ 21

You Do!!…

Let’s take a look at these T-shirt prices that have different colors.

Find the

(a) Mean is $24.40(b) Median is $26

(c) Mode (there is no mode)(d) Range is $8

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

Objective:

Vocabulary:

Notes/Examples:

Independent Practice:

Independent Practice

◦Textbook, Pg. 609, #5-13

Mean, Median, and Mode

13R13L

09/22/11Mean, Median, and ModeReflection

09/22/11Observe,Question,Comment

Warm-Up: Standard:

Objective:

Vocabulary:

Notes/Examples:

Independent Practice:

Homework:

Homework

Student Workbook, pg. 481 [1a, 2, 4, 6, 7, 8]

[Due: Next Meeting]

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

CA Content Standards

Statistics Data Analysis and Probability 1.1 Know various forms of display for data sets

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

Objective:

Objective:

To display data in frequency tables and histograms

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

Objective:

Vocabulary:

Vocabulary:Frequency Table

It is a table that displays data, which lists each data item with the number of time it occurs.

Vocabulary:Histogram

It is a graph that shows the frequencies of data items. The data is often grouped into

intervals.

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

Objective:

Vocabulary:

Notes/Examples:

Notes/Examples:Frequency [Classroom Birth Month]

Notes/Examples:Histogram [Classroom Birth Month]

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

Objective:

Vocabulary:

Notes/Examples:

Independent Practice:

Independent Practice

◦Textbook, Pg. 614: #’s 1-8, 10, 12-14

Frequency Table and Histogram

14R14L

09/22/11Frequency Table and Histogram Reflection

09/22/11Observe,Question,Comment

Standard:

Objective:

Vocabulary:

Notes/Examples:

Independent Practice:

Homework:

Homework

Student Workbook, 12-2, pg. 483 [1, 2, 5];

pg. 484 [1-6][Due next meeting]

Create a Data Set that will have the mean, median and mode to be the same answer

Meaning This:◦Mean = Median = Mode

Exit Slip

Try this…

1249.32

614.2

2197.1

Mean → the average

Median → the middle

Mode → the most

Range → big minus small

Vocabulary

Vocabulary (Shout Outs) Bar Graph → bars to show comparison

Frequency Table → list each item

Histogram → bar graph with no spaces