'Stem plot' presentation slideshows

891 views • 76 slides

Lesson 1 - 2

Lesson 1 - 2. Displaying Quantitative Data with Graphs. 5-Minute Check on Lesson 1-1B. To organize data on two categorical variables use a: Row totals and column totals are called:

420 views • 41 slides

Data Analysis 1

Data Analysis 1. On the next slide is the dot plot for a set of numbers. One elements is labeled X. Which of the following are true statements? I. X has the largest z-score, in absolute value, of any element in the set. II. A boxplot will plot a point like X as an isolated point.

516 views • 39 slides

Data Analysis 1

Data Analysis 1. On the next slide is the dot plot for a set of numbers. One elements is labeled X. Which of the following are true statements? I. X has the largest z-score, in absolute value, of any element in the set. II. A boxplot will plot a point like X as an isolated point.

400 views • 39 slides

Exploring Data

347 views • 27 slides

Lesson 1 - 1

Lesson 1 - 1. Displaying Distribution with Graphs. Knowledge Objectives. What is meant by exploratory data analysis What is meant by the distribution of a variable Differentiate between categorical variables and quantitative variables What is meant by the mode of a distribution

353 views • 26 slides

STOR 155 Introductory Statistics

The UNIVERSITY of NORTH CAROLINA at CHAPEL HILL. STOR 155 Introductory Statistics. Lecture 2: Displaying Distributions with Graphs. Recall. Statistics is the science of data . Collecting Analyzing Decision making Fundamental concepts:

333 views • 22 slides

Ex1E median, the interquartile range, the range and the mode

Ex1E median, the interquartile range, the range and the mode. SUMMARY STATISTICS. After displaying data using a histogram or stem plot, we can make even more sense of the data by calculating what are called summary statistics. They give us an idea about:

348 views • 18 slides

Dot plots and stem plots

Dot plots and stem plots. AP Statistics. DOT PLOTS. Dot plots Graphical display used to compare frequency counts within categories or groups. *please note patterns in a dot plot can be described in terms of skewness or symmetry ONLY IF the variables are quantitative!

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Stem-and-Leaf Plot

264 views • 12 slides

What Percent of Presidents were younger than 50 at inauguration? 8/43 = 0.186 or 18.6% What age represents the first qua

What Percent of Presidents were younger than 50 at inauguration? 8/43 = 0.186 or 18.6% What age represents the first quartile? Find 25% mark (Basically we want the bar that holds the 10 th or 11 th observation so count in until you get there. So the 25 th percentile is between 50 and 55.

135 views • 3 slides