16. A distribution of exam scores has a mean of u = 78. a. If your score is X = 70, which standard deviation
would give you a better grade: o = = 4 or o = 8?
b. If your score is X = 80, which standard deviation
would give you a better grade: o = 4 or o = 8?

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)

sorry i just need to anwers this to get points

step-by-step explanation:

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870

believe it or not anna is correct good job anna give me a fist bump there u go gal