IntroductionThe info set of Century subject lingo shows floor balance in dollars, number of ATM proceeding in the month, number of other bank services used, customers who use a debit card and those who do not, the accounts which receives interest, and city of origin. Century National Bank has a vast amount of account data to maintain. This one-sample scheme paper get out formulate both a numerical and verbal hypothesis and show the five dance step hypothesis of the data that is acquired. The experiment will also take out the results and findings of the hypothesis testing to answer the question above. This paper will analyze raw data tables and the results of the Z-test using both graphical and tabular methods.
Numerical and Verbal HypothesisAccording to Caroline Fouts (2008), ?Debit card game have become a very popular instruction to pay for everything from fast food to rental cars.? The Federal provide reports that debit card transactions have been growing much than 20% annually and have surpassed credit card transactions? (¶ 4). The appeal is understandable as debit cards ar quick and convenient to use (Fouts, 2008). The Century National Bank Data Set will help us look on if the amount balance of account holders is directly related to monomania of a debit card.
The bank data will both allow us to accept or reject our hypothesis that the average balance of account holders with debit cards is dishonor than those without. The research for the hypothesis will be completed by calculating that average balances of customers with and comparing the average balances of those without debit cards.
The unprofitable hypothesis for the bank data set would be : the average balance of account holders with debit cards if higher than those without. If the data set does not prove the alternate, then we will have...
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