a)209

b)228

c)235

d)247

a)scores below 60

b)scores below 68

c)scores above 80

d)scores above 94

Dannymay Apr 1, 2019

#1

#2**+1 **

Maybe he doesn't know how to figure out the answer, how to go about it? He probably just needs the equation. I would help if I could.

SmartMathMan
Apr 1, 2019

#3**+1 **

Maybe......but he has posted a lot of statistics problems over the last week or so......He should have an IDEA of how to proceed after seeing the other postings...... We are not here to just do someone's homework....ya need to at least try to answer your own questions and then ask for help

ElectricPavlov
Apr 1, 2019