Amari has a previous balance of $691 on a credit card with a 17.1% APR compounded monthly. If he made a payment of $95 this mont
2 answers:
Amari has a previous balance of $691 on a credit card .
Interest rate is 17.1% APR compounded monthly.
Amari has made a payment of $95 this month.
Balance Amount$
Now using the given interest rate we can find the new balance amount as below:
New Balance Amoiunt=$596+$596*
New Balance Amoiunt==$
Hence New balance on the credit card is $697.916
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Answer:
X is the GPA
Y is the Salary
Standard deviation of X is 0.4
Standard deviation of Y is 8500
E(X)=2.9
E(Y)=47200
We are given that The correlation between the two variables was r = 0.72
a)
So, slope = 15300
Intercept = 2830
So, equation :
b) Your brother just graduated from that college with a GPA of 3.30. He tells you that based on this model the residual for his pay is -$1880. What salary is he earning?
Observed salary = Residual + predicted = -1860+53320 = 51440
c)) What proportion of the variation in salaries is explained by variation in GPA?
The proportion of the variation in salaries is explained by variation in GPA =