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!
The new car seat law will require children under 2 to be in a rear-facing car seat. The new car seat laws in Oklahoma will go into effect November 1. They require that all children ride in a car seat or booster seat until the age of 8. Children under 2 years old will have to ride in a rear-facing car seat.