For any population with mean Î¼and standard deviation.  The mean, or center of the sampling distribution of, is equal to the population mean Î¼:Î¼ x = Î¼.  The standard deviation of the sampling distribution is Ï/â n, where n is the sample size: Ï x = Ï / â n.
Usually a child should be 13 or older to ride in the front seat. If the child is too small then the front airbags can be dangerous and they may still need a booster seat. When â¦ they outgrow booster seats then they should be large enough to ride on the seat with just seatbelts. Always make sure they are buckled up!
Children Over Age 13. In Ohio, children over age 13 can legally ride in the front seat. But all children under age 16 must wear a seat belt in the car, whether they are seated in the front or back seat. At age 16 or older, the driver of the vehicle and all occupants in the front seat must wear a seat belt, according to Ohio law.