Forty-six percent of 18- to 25-year-olds classified themselves as “undecided” about their faith, while 27 percent said they were “godly” or highly religious, according to a study released April 11 by Reboot, a national network of Jewish adults. The remaining 27 percent in the national study defined themselves as “godless” or secular, said the survey of 1,385 young people, completed…