phones more phones more spends 58 minutes a day Simmons Connect spends 58 minutes a day Experian summary of the findings Experian Marketing Services didn't know Experian Marketing Services research phones more Experian Marketing Services uses a consumer panel Experian Marketing Services research Experian Experian’s Marketing Forward a recent report from Experian Marketing Services didn't know average time Experian reports Experian study Experian Experian spends 58 minutes a day Engagement is an important metric spends 58 minutes a day Simmons Connect report estimates source Experian reports