Analytical Tools

Improvement Methods Toolkit from the USAID ASSIST Project

The USAID Applying Science to Strengthen and Improve Systems (ASSIST) Project (September 2012-June 2020) of the Office of Health Systems in the USAID Bureau for Global Health had as its goal to support health workers and service delivery...

Happy Stats Day 2016!

Edward Broughton

Director, Research and Evaluation, USAID ASSIST Project/URC

Ahhhh, World Statistics Day. The error that it isn’t an internationally recognized holiday is something I’ll lobby to rectify as soon as I find out who is responsible for those sort of things. Statistics not only describe our world, they rule it. They certainly rule mine. Here’s how. When I wake up in the morning, I get out of bed with care knowing there is a 1 in 4239 chance I will die from a fall involving a bed or other furniture.

Age-disaggregated data collection and analysis tool

The USAID Applying Science to Strengthen and Improve Systems (ASSIST) Project has recently developed an age-disaggregated data collection tool to allow for the analysis of maternal and reproductive health outcomes among females of...

Scatter Diagrams

The scatter diagram is another visual display of data. It shows the association between two variables acting continuously on the same item. The scatter diagram illustrates the strength of the correlation between the variables through the...

Time Series Charts

A time series chart is a line graph which plots the indicator of interest on the Y (vertical) axis and the time interval over which the data are displayed on the X (horizontal) axis, using any interval of time (e.g., minute, hourly, daily...

Histograms

A histogram displays a single variable in a bar form to indicate how often some event is likely to occur by showing the pattern of variation (distribution) of data. A pattern of variation has three aspects: the center (average), the shape...

Pareto Charts

A Pareto chart provides facts needed for setting priorities. It organizes and displays information to show the relative importance of various problems or causes of problems. It is essentially a special form of a vertical bar chart that...

Bar and Pie Charts

Bar and pie charts use pictures to compare the sizes, amounts, quantities, or proportions of various items or groupings of items. When to Use Bar and Pie Charts Bar and pie charts can be used in defining or choosing problems to work on,...

Cause-and-Effect Analysis

A cause-and-effect analysis generates and sorts hypotheses about possible causes of problems within a process by asking participants to list all of the possible causes and effects for the identified problem. This type of analysis is often...

System Modeling

System modeling shows how the system should be working. Use this technique to examine how various components work together to produce a particular outcome. These components make up a system, which is comprised of resources processed in...

Pages