A technique for ordering numerical data

Slides:

Advertisements

Similar presentations

Ch 11 – Probability & Statistics

Advertisements

Stem and leaf diagrams Sometimes called ‘stem and leaves’ too.

Box and Whisker Plot 5 Number Summary for Odd Numbered Data Sets.

Quartiles & Extremes (displayed in a Box-and-Whisker Plot) Lower Extreme Lower Quartile Median Upper Quartile Upper Extreme Back.

Mean, Median, Mode, Range & Stem and Leaf Plots Measures of Central Tendency.

What is a box and whisker plot? A box and whisker plot is a visual representation of how data is spread out and how much variation there is. It doesn’t.

10. Presenting and analysing data * Averages for discrete data * Stem and leaf diagrams * Using appropriate averages * The quartiles * Measures of spread.

+ Review for Quarter 4 Test 2 LIII. Central Tendency LIV. Graphs.

Creating a Box-and-Whisker Plot O To create your own box-and-whisker plot, you must first find the following values. Lowest Value Lower Quartile Median.

Box – and – Whisker Plots. -a method of displaying and interpreting a data set -data is first arranged into numeric order ( small to large )

What is the MEAN? How do we find it? The mean is the numerical average of the data set. The mean is found by adding all the values in the set, then.

Section 6 – Mean, Median, Mode and Range with Box and Whisker & Stem and Leaf Plots.

1 InterquartileRange Press Ctrl-A G Dear ©2010 – Not to be sold/Free to use Stage 4 Year 9.

Stem and Leaf Bingo. Pick 8 from the list

Box-And-Whisker Plots By Virginia Vimpeny Lewis. What information do we need? Minimum data value Lower Quartile Median Upper Quartile Maximum data value.

4.4 OUTLIERS AND DOT PLOTS. WHAT IS AN OUTLIER? Sometimes, distributions are characterized by extreme values that differ greatly from the other observations.

Stem and Leaf Plots.

+ Review for Quarter 4 Test 2 LIII. Central Tendency LIV. Graphs.

A B C D Q. The mode for the following data is: 3,4,7,3,2,4,5,3,2,4,2,7,

Stem and Leaf Plots Stem and Leaf Plots emphasize place value.

+ Review for Quarter 4 Test 12 LIII. Probability LIV. Central Tendency LV.Graphs.

Measures Of Central Tendency

Mean, Median, Mode & Range

Mean, Median, Mode, and Range

Vocabulary to know: *statistics *data *outlier *mean *median *mode * range.

7 th Grade Copied from y/files/Stem_and_Leaf.ppt#261,3,Slide 3 Stem and Leaf Plot.

Stem and leaf diagrams. Example - drawing a stem and leaf Answer (a):- (1) key: 4|7 means 47 (2) put values into preliminary diagram: Question:- 29 students.

Stem and Leaf Plots (tens) (ones) Stem and Leaf Plots emphasize place value. The stems represent the tens digit and the leaves represent the ones 22, 24,

Stem and leaf diagrams. Example - drawing a stem and leaf Answer (a):- (1) key: 4|7 means 47 (2) put values into preliminary diagram: Question:- 29 students.

Box and Whisker Plots. Vocabulary To make a box and whisker plot, we break the data in quartiles. The ________________ _________________ is the median.

Creating a Box-and-Whisker Plot O To create your own box-and-whisker plot, you must first find the following values. Lowest Value Lower Quartile Median.

1. What is the first step in finding the median in a set of data? Write the numbers in order from least to greatest. 2.Find the mean using this data: 0,

15 math terms By sjadavion Adams. probability Theoretical probability is what should happen in giving event.

Mathsercise-C HD Special Revision Mixture Ready? Here we go!

5,8,12,15,15,18,20,20,20,30,35,40, Drawing a Dot plot.

Day 51 – Introduction to Statistics; Mean Median Mode

Stem & Leaf, Cumulative Frequency, and box plots

6-9 Stem-and-Leaf Plots Warm Up Problem of the Day Lesson Presentation

A stem-and-leaf plot can help you compare data.

Stem & Leaf Diagrams.

Displaying & Analyzing Data

DS5 CEC Interpreting Sets of Data

COURSE 3 LESSON 10-3 Stem-and-Leaf Plots

Stem-And-Leaf Plot: Create a stem-and-leaf plot for the following set of data, and then answer the questions below

Stem and leaf diagrams.

Name:_______________________ P - ___________ P - ___________

Stem & Leaf Plots How to make a Stem & Leaf Plot.

MEAN – MEDIAN – MODE – Outlier – Range – Mode, mode, mode the most

Box and Whisker Plots 50% Step 1 – Order the series.

Range between the quartiles. Q3 – Q1

Stem and leaf diagrams.

STEM AND LEAF PLOTS.

Unit 12: Intro to Statistics

Measures of Central Tendency

Bellwork Thursday, April 19th

Box-And-Whisker Plots

STEM AND LEAF PLOTS.

Bellwork 4/24 A students’ test scores on 6 tests were; 84, 76, 80, 64, 92, and 84. Find the average test score.

Box and Whisker Plots A.K.A Box Plots.

Box-and-Whisker Plots

First Quartile- Q1 The middle of the lower half of data.

Box-And-Whisker Plots

Box-And-Whisker Plots

5 Number Summaries.

Find the Mean of the following numbers.

Stem and Leaf Plots Stem and Leaf Plots emphasize place value.

Stem & Leaf Plots How to make a Stem & Leaf Plot.

Stem and Leaf Plots/Diagrams (page 46)

Presentation transcript:

A technique for ordering numerical data Stem-And-Leaf Plot: The following stem-and-leaf plot represents the low temperatures for a two week span. 2 0 2 2 3 7 9 3 1 1 3 7 4 0 6 8 8 9 KEY 4 0 represents 40 degrees A technique for ordering numerical data in increasing or decreasing order 1. What is the lowest data value (or lower extreme)? 2. What is the highest data value (or upper extreme)? 3. What is the range of the data? 4. What is the median of the data? 5. What is the mode of the data?

6. What is the lowest data value (or lower extreme)? Stem-And-Leaf Plot: Create a stem-and-leaf plot for the following set of data, and then answer the questions below. 56 60 64 70 73 70 78 54 57 56 61 75 74 75 63 67 Unordered Plot Ordered Plot 6. What is the lowest data value (or lower extreme)? 7. What is the highest data value (or upper extreme)? 8. What is the range of the data? 9. What is the median of the data? 10. What is the mode of the data?