Answer:
14% were running backs 43/50 were not running backs
Step-by-step explanation:
0.14=14%
--------------
1-0.14=0.86
50x0.86=43
Answer
3,120
5 times 5 because the two lines make it positive then subtract 15,625 and then divide everything by neg. 5
I guess that u = μ & that a=σ. If so:
μ =100 & that σ =20 & x=20
Z score = (x-μ) / σ ==> Z score = (90-100)/20 ==> Z = - 0.5