Blog

Jun
2019

Novel Educational Research using Longitudinal Survey Data

A recent article in the Guardian newspaper reports on a study published last month that looks at parents' responses to news from the Ofsted inspection of their child's school. Aside from the eye-catching headline, we found a number of aspects of this study interesting.

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May
2019

Assessing Questionnaire Reliability

Questionnaire surveys are a useful tool used to gather information from respondents in a wide variety of contexts. We invariably use surveys because we want to measure something, for example, how frequently people exercise, voting intentions, the percentage of your customers that would recommend you to a friend. As such surveys can be viewed as a measurement instrument of, for example, behaviours, attitudes and opinions. Two important qualities of surveys, as with all measurement instruments, are consistency and accuracy. These are assessed by considering reliability and validity - in this blog we consider reliability.

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Mar
2019

Restaurant Ratings Model: Visualising the Key Findings

Recently we were inspired by an article in The Economist that looked at the demographic predictors of voting intention in the 2018 US congressional election. The article used one of our workhorse models, a logistic regression, and it contained a great visualisation of the results. We were keen to use the concept to present our own work.

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Feb
2019

EU Freedom of Movement & the Migrant Workforce: How have the numbers changed?

In the run-up to the EU Referendum in 2016, we produced a series of blog posts focusing on what the data collected about the EU can tell us about how being a member state affects the UK. More than two years on, with the fast-approaching deadline of Article 50, we are looking at what has changed since the country voted to leave the European Union.

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Dec
2018

Will it be Turkey this Christmas?

Today, it seems like everyone has turkey at Christmas, but what about the rest of the year? If we look at the data available from the Department for Environment, Food and Rural Affairs for the number of turkeys consumed per year, we can see a definite spike around December.

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