The principal function of the Federal Open Market Committee is to a) determine the reserve requirement
b) purchase goods and services on the market
c) buy and sell U. S. government bonds to influence the money supply
d) monitor the amount of loans given to consumers

Aresearcher developing scanners to search for hidden weapons at airports has concluded that a new scanner isis significantly better than the current scanner. he made his decision based on a test using alpha equals 0.025 .α=0.025. would he have made the same decision at alpha equals 0.10 question mark α=0.10? how about alpha equals 0.01 question mark α=0.01? explain