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

Slides:



Advertisements
Similar presentations
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,
Advertisements

Algebra 1: Section 2-7 Using Measures of Central Tendency.
EXAMPLE 2 Finding Median, Mode, and Range Find the median, mode(s), and range of the numbers below SOLUTION Write the numbers.
Mean Median Mode Range GLE – DP 2a 2b Different representations using Same information. Measures of Center.
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.
5 Minute Check Find. Complete in your notebook. 1. Michelle read 55.6 pages of her book on Monday and Tuesday. If she read the same numbers of pages each.
Chapter 6 Math Review 5 th Grade May Mean 1.Set of numbers (a, b, ….., z) 2.Find the sum of all the numbers in the set. a+b+….+z= Total 3. Count.
Chapter 6 – Solving and Graphing Linear Inequalities
Measures of Central Tendency Jan Sands 2007 Mean, Median, Mode, Range.
Think about it... Do you know what mean, median, mode, and range are?
Measures of Central Tendancy Lesson 6.05 Vocabulary Review Sum – the answer to an addition problem. Addend – the numbers you added together to get the.
Mean Median Mode Range by: courtney widmer. MEAN definition: the average of a set of data steps 1 add numbers 2 count numbers 3 divide the number of numbers.
Mean, Median, Mode and Range Lesson 2-6 and 2-7. Mean The mean of a set of data is the average. Add up all of the data. Divide the sum by the number of.
How do we construct a box plot?
Statistics D1 Mean, Median, Mode, and Range. D1 Mean, Median, Mode, & Range Mean (average) - _______ all the values then ________ by the number of values.
Measures of Central Tendency Sixth Grade Mathematics
Average height Arrange in height order. 2.0 m 1.5 m Click on a topic Average height Mean Median Mode Summary.
SECTION 1-7: ANALYZING AND DISPLAYING DATA Goal: Use statistical measures and data displays to represent data.
Statistics: The branch of mathematics that deals with collecting, organizing, and analyzing or interpreting data. Data: Numerical facts or numerical information.
Dividing Decimals; Average, Median, and Mode
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.
Data Analysis: Measures of Central Tendency Objective: To find and interpret the mean, median, and mode of a set of data. Open books to page 711.
5 Minute Check Find the mean, median and mode of the data sets. Round to the tenth. Complete in your notebook
6, 5, 3, 6, 8 01/10/11 Mean, Median, Mode Warm Up
Friday, October 15 Today’s Agenda Today’s Agenda 1. Fill in Planner 1. Practice Test will be Thursday 10/21 2. Bell Work (Write these numbers from.
Median Median is the middle number in a data set when the data are arranged in numerical order. If you have an even number of data items, add the two middle.
Stem – and – Leaf Plots. What is a Stem – and – Leaf Plot? A Graph that shows groups of data arranged by place value The stems represent multiples of.
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.
Math Skills in Science Scientific Inquiry #4. Vocabulary Mean Mean Median Median Mode Mode.
James Reese and Cheuk Wong. Mean (Average)  The mean, or average is the sum of the data divided by the amount of data in it.  It is used to show what.
(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.
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.
1.6 Mean, Median, Mode.
Measures of Central Tendency Mean, Median, Mode, and Range.
Mean, Median, Mode & Range
Mean, Median, Mode and Range By: Prae, Rimako and Aaron.
Mean, Median, Mode, and Range
Vocabulary to know: *statistics *data *outlier *mean *median *mode * range.
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.
Notes 5.1 Measures of Central Tendency A measure of central tendency is a single number that is used to represent a set of data. Measures of central tendency.
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,
Mean, Median, and Mode Lesson 7-1. Mean The mean of a set of data is the average. Add up all of the data. Divide the sum by the number of data items you.
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.
1 Math Review: mean, median, mode, range. 2 Average Number of s  x x x x x x x___x___x_____x__________ s sent today  What is the.
Warm Up Identify the least and greatest value in each set.
Day 51 – Introduction to Statistics; Mean Median Mode
Statistical Measures M M O D E E A D N I A R A N G E.
Mean, Median, Mode, and Range
Mean, Median, Mode & Range
Information used to create graphs and find statistics
Definition Mean Mean – the average of a group of numbers. 2, 5, 2, 1, 5 Mean = 3.
Mean, Median, and Mode.
COURSE 3 LESSON 10-3 Stem-and-Leaf Plots
A technique for ordering numerical data
Stem & Leaf Plots How to make a Stem & Leaf Plot.
Mean: average 2. Median: middle number 3. Mode: most often
Measures of Central Tendency
Mean, Median, and Mode.
Mean, Median, Mode, and Range
Bellwork 4/24 A students’ test scores on 6 tests were; 84, 76, 80, 64, 92, and 84. Find the average test score.
Bell work Pg 104 motivating the lesson
Find Mean, Median, Mode, Range given a data set.
Mean, Median, Mode, Range, Outlier, & Mean Deviation
Review Check to see if the ordered pair is a solution or not to X + y < -1 (-3,-1) (0,2) Solve and graph 2x + 3y > 12.
Stem-and-Leaf Plot By Mr. Lang.
Mean.
Stem and Leaf Plots Stem and Leaf Plots emphasize place value.
Please copy your homework into your assignment book
Averages Handling Data.
Presentation transcript:

Stem & Leaf Plots How to make a Stem & Leaf Plot. 34, 47, 42, 31, 35, 54, 42, 58, 30, 35, 42, 61, 52 Now find the Mode, Median, & Mean. 3 1 4 5 5 Mode= 42 The number that appears Most. 4 2 2 2 7 Median= 42 The Middle number. 5 2 4 8 6 1 Mean= 43.3 The Average. Sum of numbers divided by amount of numbers. Make a Stem & Leaf Plot and then find the mode, median, and mean. 26, 44, 35, 28, 31, 36, 31, 25, 28, 28, 41, 28, 23 30, 42, 35, 39, 26, 37, 25, 38, 38, 26, 28, 31, 29 31, 42, 39, 34, 36, 31, 39, 57, 37, 42, 39, 31, 40 24, 37, 57, 81, 31, 25, 43, 39, 33, 40, 34, 65, 50 5, 64, 57, 63, 68, 54, 64, 60, 59, 58, 65, 56, 58, 64, 60, 55, 66, 57, 61

Homework Answers Mode = 28 1. 2 3,5,6,8,8,8,8 Median = 28 5. 3 1,1,5,6 2 3,5,6,8,8,8,8 Median = 28 5. 3 1,1,5,6 0 5 Mean = 31.1 (31.07) 5 4,5,6,7,7,8,8,9 4 1,4 6 0,0,1,3,4,4,4,5,6,8 Mode = 26, 38 2. 2 5,6,6,8,9 Median = 31 3 0,1,5,7,8,8,9 Mode = 64 Mean = 32.6 (32.615) 4 2 Median = 60 Mode = 31, 39 Mean = 57.6 (57.578) 3. 3 1,1,1,4,6,7,9,9,9 Median = 39 4 0,2,2 Mean = 38.3 (38.3076) 5 7 Mode = none 4. 2 4,5 Median = 39 3 1,3,4,7,9 Mean = 43 4 0,3 5 0,7 6 5 8 1