A bank randomly selected 300 checking accounts from all its checking accounts and found that 45 were overdrawn at least once in the past two years. The bank manager reported that the bank has a significantly lower percentage of overdrawn checking accounts compared to the nation as a whole. If 20% of accounts nationally are overdrawn, which of the following would be the 2-score found when performing the test?
a) 20.015
b) 02.165
c) 20.150
d) 22.165