Question Types

Offline GIS Functionality Expansion

Question type earlier called area is now renamed to geography and supports capture of various geographic information: area (polygons), paths (polylines), single (point) and multiple (multipoint) on offline maps. Each selection is exported as vectors of points. This question type is now accessible from the syntax to be used in conditional and validation expressions. The following properties can be used in the syntax: double geography.Area double geography.

September 27, 2018

Validation warnings

Validation rules are an essential mechanism of improving the quality of data in CAPI surveys. However, not in all situations a check may point to a definitive problem with the data. In some cases the check may only request attention of the interviewer. In this case we are talking about warnings, rather than errors. Consider, for example, the following validation rules: In this case we are specifying that the wage must be positive, otherwise we should show an error to the interviewer.

April 2, 2018

Special values for numeric questions

Numeric questions may be enhanced with special values. For example, a numeric wage question may contain in addition to a numeric input, a selection of “minimum wage” and “last month’s wage” categories. They can be set up in the Designer by entering integer numeric codes and corresponding value labels: On a tablet, either a value should be entered, or one of the provided options may be selected (but not both):

April 2, 2018

Capturing signatures with a picture question

A picture type question can be used to capture signatures on a tablet. For this, the flag “use signature pad” should be set in the questionnaire Designer. On the tablet, a person will be able to leave a signature by writing directly on the screen: To store the signature, click the “Store signature” button. In the web mode interviews an image of the signature (picture file) can be uploaded as a file.

April 2, 2018

Audio Question

Description  Audio question records sound using the tablet’s microphone. This can be used in surveys where the recording of the respondent’s voice may serve quality control purposes or be directly of interest to the researchers. Creating a audio question  In Questionnaire Designer, Click on the Question Type text box. Select Audio from the list displayed. How an audio question works on a tablet  To answer the question the enumerator has to:

October 12, 2017

Geography Question

Description  A Geography question can capture various geographic information as listed below:   area (polygons), paths (polylines), single (point) and multiple (multipoint) For example, it can be used to define the exact location and the area of a land, such as a plot or parcel. This question type requires specific tablet configuration, as explained below. Creating a Geography question In Questionnaire Designer,  Click on the Question Type text box.

October 12, 2017

Categorical: Multi-Select Question

Description A categorical: multi-select **** question expects one or more answers to be selected from a list of possible answers (categories). The list of possible answers can either be defined before the interview or it can be created during the interview. If you are defining the categories prior to the interview you can add the categories in the design phase one at a time or by copying and pasting them from a document.

June 21, 2016

Categorical: Single-Select Question

Description A categorical: single-select question expects one answer to be selected from a list of possible answers (categories). This list can either be defined before the interview or it can be created during the interview. To define the categories beforehand, you can add them one at a time, copy and paste them from a document, or upload them from a tab-delimited file in Questionnaire Designer. To create the categories during the interview, the categorical: single-select question must belinked to a previous question (text, numeric, date) in a roster or to a roster.

June 20, 2016

Picture Question

Description The Picture question captures binary files. You can use this question type to take a photo of any object (e.g. national id cards or other objects for a survey collecting prices) and person (e.g. pictures of interviewees like employees or household members). A picture question may also be used to capture signatures.  Creating a picture question  In Questionnaire Designer   Click on the Question Type text box.

June 20, 2016

Barcode Question

Description A Barcode question expects an optical machine-readable representation of data relating to an object.  Creating a barcode question In Questionnaire Designer, Click on the Question Type text box. Select Barcode from the list displayed.  How a barcode question appears on a tablet To answer the question the enumerator has to: Tap on the text box. A red cross will display. Focus the cross on the barcode and without moving the tablet wait until the camera automatically takes a picture.

June 18, 2016