Warm-up September 1, 2011 70 students were asked to name their favorite candy bar. The results of this survey were: Snickers30 Kit Kat20 Baby Ruth10 Butterfinger10.

Slides:

Advertisements

Similar presentations

Mean, Median, Mode & Range. Mean, Median, Mode are all types of average. An average summarises groups of data.

Advertisements

Mean, Median, Mode, and Range. Mean Mean: Average 1)First, order the numbers from least to greatest. 2)Next, add the numbers in the data set. 3)Then,

The following are a list of ages of players on a baseball team: Please make a dot-plot of these ages.

Central Tendency Mean – the average value of a data set. Add all the items in a data set then divide by the number of items in the data set.

Introduction to Summary Statistics

Solve for x: n = x = -11. By: Christina Carter.

Statistics: Displaying and Analyzing Data. Line Plot Frequency: the number of times something occurs. Use an “x” to show the number of times each data.

Mean Median Mode and Range

Measures of Central Tendency Jan Sands 2007 Mean, Median, Mode, Range.

Measures Of Central Tendency “AVERAGES”. Measures Of Central Tendency In finding the single number that you felt best described the position at which.

Transparency 7 Click the mouse button or press the Space Bar to display the answers.

Chapter 11 Data and Graphs. Day….. 1.No SchoolNo School 2.Types of GraphsTypes of Graphs 3.Dot PlotsDot Plots 4.HistogramsHistograms 5.Box and Whisker.

Jeopardy Chapter 1 Statistics Vocab 1 Graphs 2 Pencils 3 Solutions 4 Op’s 5 Pot Luck

Measures of Central Tendency Sixth Grade Mathematics

OBJ: E.Q.: YWBAT understand CENTRAL TENDENCIES like Mean, median, mode and range. How do we find the mean, the median, the mode, and the range of a given.

BUS250 Seminar 4. Mean: the arithmetic average of a set of data or sum of the values divided by the number of values. Median: the middle value of a data.

Introduction to Summary Statistics. Statistics The collection, evaluation, and interpretation of data Statistical analysis of measurements can help verify.

Data, Probability, Circle Graphs. A Quick Review… 5, 8, 9, 3, 10  Mean – The average. (Add all the numbers in your data set, and divide by the total.

Describing Data Statisticians describe a set of data in two general ways. Statisticians describe a set of data in two general ways. –First, they compute.

10/17/2015Mrs. McConaughy1 Exploring Data: Statistics & Statistical Graphs During this lesson, you will organize data by using tables and graphs.

Mean, Median, Mode & Range. Mean A number that represents the centre, or average, of a set of numbers; to find the mean, add the numbers in the set, then.

Chapter 15 Basic Statistics. §15.1 thru 15.4 – Graphs Bar graphs – Example 1 p. 483 – Problems 15.1 #18, 20, 22 (p. 483) Circle graphs – Figure 15.2 p.

Thinking Mathematically

7.7 Statistics and Statistical Graphs. Learning Targets  Students should be able to… Use measures of central tendency and measures of dispersion to describe.

Mean, Median, and Mode 3.1 Measures of Central Tendency.

MEASURES OF CENTRAL TENDENCY. THE MEAN - x x = sum of data number of data - Ex: 1,5,10,15,25 - x = x = x = 11.2.

Warmup Define. 1.mean 2.median 3.mode 4.range 5.maximum 6.minimum.

Mean: The AVERAGE values of a set of numbers. The mean is found by ADDING all of the values, then DIVIDING by the number of values in the set of data.

7.7 Statistics & Statistical Graphs p.445. An intro to Statistics Statistics – numerical values used to summarize & compare sets of data (such as ERA.

Warm-up (independent, level 0 noise): Please complete this in your journal below the CQ 1. If I give my son $12.35 each week in allowance, how much will.

Mean = The sum of the data divided by the number of items in the data set. Median = The middle number in a set of data when the data are arranged in numerical.

Chapter SixteenChapter Sixteen. Figure 16.1 Relationship of Frequency Distribution, Hypothesis Testing and Cross-Tabulation to the Previous Chapters and.

Mean, Median, Mode, and Range. 2 Lesson Mean, Median, and Mode California Standard: Statistics, Data Analysis, and Probability 1.1 Compute the range,

Psychology’s Statistics Psychology’s Statistics Appendix (page A1 - A13)

(7.12) Probability and statistics The student uses measures of central tendency and range to describe a set of data. The student is expected to: (A) describe.

Measures of Central Tendency Mean, Median, Mode, and Range.

Mean, Median, Mode, and Range Nate Basalyga. Mean The mean is the average of your group set of numbers When finding the mean, you add up each number in.

Finding Measures of Central Tendency with Graphs SOL 6.18 & 6.19.

Cumulative frequency Cumulative frequency graph

The number which appears most often in a set of numbers. Example: in {6, 3, 9, 6, 6, 5, 9, 3} the Mode is 6 (it occurs most often). Mode : The middle number.

Central Tendency Mean – the average value of a data set. Add all the items in a data set then divide by the number of items in the data set.

Measures of Central Tendency. The Big Three – Mean, Median & Mode Mean Most common measure Arithmetic average Statistical symbols PopulationSample μ Nn.

Measures of Central Tendency, Variance and Percentage.

Ms. Drake 7th grade Math Measures of Central Tendency Lesson 2 Mean, Median, Mode and Range.

Core Focus on Ratios, Rates & Statistics Measures of Center Lesson 4.2.

Lesson 7.5 Concept: How to make and use circle graphs

0-12 Stem and Leaf Plots Measures of Central Tendency

Starter Questions.

5.6 – Solving Equations with Decimals

Measures of Central Tendency

Mode Mean Range Median WHAT DO THEY ALL MEAN?.

Jeopardy Mean, Mode, Median.

Measures of Central Tendency

Information used to create graphs and find statistics

Measures of Central Tendency & Range

Descriptive Statistics

Measures of Central Tendency

Measures of Central Tendency (Mean, Median, & Mode)

Making Sense of Measures of Center Investigation 2

Mean, Median, Mode & Range

Measures of Central Tendency

Grade 12 Essential Math Measurement and Statistics

Ch. 12 Vocabulary 9.) measure of central tendency 10.) outlier

ALGEBRA STATISTICS.

MEASURES OF CENTRAL TENDENCY

MEASURES OF CENTRAL TENDENCY

Averages Handling Data.

Presentation transcript:

Warm-up September 1, students were asked to name their favorite candy bar. The results of this survey were: Snickers30 Kit Kat20 Baby Ruth10 Butterfinger10 Create a Frequency Table for this data and then create a circle graph using percentages for each type of candy bar.

Comparing Measures of Central Tendency 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 37 What is more appropriate to use: the mean, median, or mode?

Warm-up September 1, 2011 Without talking, please get out a sheet of paper (nice, neat and clean) and a pen or pencil Frequency distribution, frequency, mean, median, mode, range

Vocabulary Quiz frequency distribution, frequency, mean, median, mode, range 1.The most frequent. 2.The middle number. 3.A table that organizes data to show how many times each item or group of items appears. 4.How often something occurs. 5.This is also and usually called the average. 6.Largest minus the smallest number in a data set.