Both the sentences are correct and generally have the same meaning, but in some circumstances the words - elder & older - cannot be interchanged. Elder is a general term & older is used when there is a substantial age difference between two individuals. When you talk, you are only...
(65–84 years of age) were performed in home environments to examine the effect of users’ characteristics (age, gender, education and attitude toward robots), the addition of cognitive training and the success rate of the acceptability of a robot trainer. The results showed that age, attitude...