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> The Portland Bureau of Transportation sent a questionnaire to 75,000 scooter users and received 4,500 responses. At least there's no question of the obvious
by stephengillie 8y ago
> The Portland Bureau of Transportation sent a questionnaire to 75,000 scooter users and received 4,500 responses.
At least there's no question of the obvious bias. Of course scooter riders are going to report that they use scooters more than cars. How would the survey results be different if they surveyed car users too?