A neutral atom can be negatively charged by A. Transferring an electron to another atom

B. Transfering a neutron to another atom

C. Receiving a netron from another atom

D. Receiving an electronic from another atom

Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47