Sounds like sampling bias, also - ""The team found lower-income respondents faced increased chances of job and income losses due to the pandemic and limited acc

Sounds like sampling bias, also - ""The team found lower-income respondents faced increased chances of job and income losses due to the pandemic and limited access to remote work. They were also more likely to live in homes with no access to the outdoors – access to outdoor space was a very strong predictor of social distancing, the researchers found. People with access to open air at home were 20% more likely to social distance.""