Based on the information below, choose the correct answers. note: the monthly loan payment was calculated at 119 payments of $330.38 plus a final payment of $329.73. loan balance: $25,000.00 loan interest rate: 10.0% monthly loan payment: $330.38 number of payments: 120 cumulative payments: $39,644.95 total interest paid: $14,644.95 on average, what dollar amount of each monthly payment is interest? $ what percent of the total payments is total interest? %

Step-by-step explanation:

a) The amount of concern is ...

  (total interest)/(number of payments) = interest/payment

  $14,644.95/120 ≈ $122.04 . . . . amount of interest per payment

__

b) The ratio of concern is ...

  (total interest)/(total payments) × 100% = 14,644.95/39,644.95 × 100%

  ≈ 36.94% . . . . percent of total payments that is interest

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify