'Inter quartile range' presentation slideshows

Introduction to Biostatistics and Bioinformatics Exploring Data and Descriptive Statistics

Introduction to Biostatistics and Bioinformatics Exploring Data and Descriptive Statistics. Learning Objectives. Python matplotlib library to visualize data: Scatter plot Histogram Kernel density estimate Box plots Descriptive statistics: Mean and median

1.12k views • 52 slides

Summarizing Data

Summarizing Data. Graphical Methods. Histogram. Grouped Freq Table. Stem-Leaf Diagram. Box-whisker Plot. Summary Numerical Measures. Measure of Central Location. Mean Median. Measure of Non-Central Location. Percentiles Quartiles

572 views • 48 slides

Summarizing Data

Summarizing Data. Graphical Methods. Histogram. Grouped Freq Table. Stem-Leaf Diagram. Box-whisker Plot. Summary Numerical Measures. Measure of Central Location. Mean Median. Measure of Non-Central Location. Percentiles Quartiles

553 views • 48 slides

Intro to statistics

Intro to statistics. Continued. Grading policy. Quizzes (and relevant lab exercises): 20% Midterm exams (2): 25% each Final exam: 30% Cutoffs based on final avgs (A, B, C): 91-100, 82-90, 73-81. Numerical descriptions. Measures of central tendency “Where’s the middle of the data?”

503 views • 39 slides

Intro to statistics

421 views • 39 slides

Data analysis: Explore

GAP Toolkit 5 Training in basic drug abuse data management and analysis. Data analysis: Explore. Training session 9. Objectives. To define a standard set of descriptive statistics used to analyse continuous variables To examine the Explore facility in SPSS

493 views • 38 slides

Data analysis: Explore

GAP Toolkit 5 Training in basic drug abuse data management and analysis. Data analysis: Explore. Training session 9. Objectives. To define a standard set of descriptive statistics used to analyse continuous variables To examine the Explore facility in SPSS

381 views • 38 slides

Summary Statistics

Summary Statistics. Last week we used stemplots and histograms to describe the shape , location , and spread of a distribution. This week we use numerical summaries of location and spread. Main Summary Statistics by Type. Central location Mean Median Mode Spread

796 views • 31 slides

Section 1.1

350 views • 26 slides

Modelling the impact of being obese on hospital costs

Modelling the impact of being obese on hospital costs. Katharina Hauck Bruce Hollingsworth A project funded by the NHMRC (grant number 334114) and the ARC (grant number DP0772235 ). Background. Cost of obesity (and related co-morbidities) to the health care system are a concern

303 views • 23 slides

Box Plots and Outliers

Box Plots and Outliers. Box Plot. We need 5 numbers, called the 5 number summary: 1. minimum value 2. Q1 3. median 4. Q3 5. maximum value. Harry Potter Data. The 5 number summary is: Minimum 70.9 Q1 78.9 Median 81.35

652 views • 22 slides

VARIABILITY

VARIABILITY. Measure of Variability. A measure of variability is a summary of the spread of performance. Suppose that 2 students took 10 quizzes in a Preparatory School. Measure of Variability. The pass-point of the preparatory school is 70.

410 views • 17 slides

Example

Example. Problem. I wonder if year 9 students from the censusatschool 2011 database have longer travel times from home to school than year 13 students from the censusatschool 2011 database. Plan. Data. Analysis. Shape Year 13 Dot Plot

246 views • 16 slides

Cumulative Frequency Curves

830 views • 16 slides

Question

Question. Take away six matches to leave 10. Question. Take away four matchsticks to leave exactly four small equilateral triangles. Question. Can you move two matches to make 7 squares. Question. Take away two matches to leave two squares. Question.

267 views • 13 slides

Question

Question. Take away six matches to leave 10. Question. Take away four matchsticks to leave exactly four small equilateral triangles. Question. Can you move two matches to make 7 squares. Question. Take away two matches to leave two squares. Question.

235 views • 13 slides

Cumulative Frequency Graphs

Cumulative Frequency Graphs. Estimating the median and inter-quartile range. 56 72 79 80. x co-ordinates Remember these are the END POINTS of the class intervals. y co-ordinates. 56 72 79 80. 80 70 60 50 40 30 20 10 0. cumulative frequency.

243 views • 6 slides