A survey of 253 young professionals found that onelth of them use their cell phones primarily for email. Can you conclude statistically that the population proportion who use cell phones primarily for email is ess than 0.23? Use a 95% condence interval. The 95% condence interval is E, D]. As 0.23 is than 0.23. VI of the condence interval, we 1 {Use ascending order. Round to four decimal places as needed.) conclude that the population proportion is less