You have two credit cards one has a balance of $3745 at a 6.25% apr and the other has a balance of $1045 and is dependent upon your credit score your score is 500 how much total interest is occurred in the first month

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed