Question 4.36 stats final scores. each year about 1500 students take the introductory statistics course at a large university. this year scores on the final exam are distributed with a median of 74 points, a mean of 70 points, and a standard deviation of 10 points. there are no students who scored above 100 (the maximum score attainable on the final) but a few students scored below 20 points. (a) is the distribution of scores on this final exam symmetric, right skewed, or left skewed? (b) would you expect most students to have scored above or below 70 points? (c) can we calculate the probability that a randomly chosen student scored above 75 using the normal distribution?

As part of an annual fundraiser to raise money for diabetes research, diane joined a bikeathon. the track she biked on was 1,920 yards long. diane biked 38.5 laps. her sponsors agreed to donate an amount of money for each mile she biked. how many miles did she bike? first fill in the blanks on the left side using the ratios shown. then write your answer. given ratios: 5280ft / 1 mi , 1 mi /5280 ft , 1,920 yards / 1 lap , 1 lap / 1,920 yards , 3 ft / 1 yard , 1 yard / 3 ft. blanks: 38.5 laps / 1 yard x (blank) x (blank) x (blank) = (blank) miles i'm really confused on how to do this, and the explanations aren't exactly . if you could walk me through how to do this, it would be greatly appreciated.

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?