100 POINTS Please help, but show the work please:) You have an 88 average in a class, the grade is split between coursework worth 30% of the grade, tests worth 20% of the grade, finals worth 20% of the grade, reinforcement worth 15% of the grade and participation worth 15% of the grade. If you have a 95 average for final, a 97 average for tests, a 96 average for your participation, and a 100 average on reinforcement what is your coursework grade?

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?

Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t.inv.2t to find the value of t for the interval calculation.