Answer:
4
Step-by-step explanation:
(-3+2)+(1+4)
=-1+5
=4
Answer:
x=6 y=5
Step-by-step explanation:
parallel=90 degree
so...
15(x)=90
x=6
5(x which is 6) plus 12y=90
y=5
therefore the answer is x=6. y=5
Answer: First Option is correct.
Step-by-step explanation:
Since we have given that
Mean
= 70 inches
Standard deviation
= 3 inches
Average basket ball player
= 79 inches
Since it is normally distributed assume with 5% significance .
So, it becomes,

At 0.05 level of significance , 0.0013 = 0.13% of the adult male population is taller than the average basketball player .
Hence, First Option is correct.
This would be Delores because it goes katy, Delores, Alex, Sam, Beth