Answer:
240 students are boys
Step-by-step explanation:
20% of 300 = 60
300 - 60 = 240
Answer:
y=mx+b
m= x value (-8)
y= -3
-3= -8x + b
Step-by-step explanation:
Answer: (1500.66,1599.34)
Step-by-step explanation:
Confidence interval for population mean:

,where
= Sample mean , n= Sample size, z* = critical two tailed z-value ,
= population standard deviation.
As per given , we have
n= 16
square feet
square feet

Critical z-value = 
Confidence interval for population mean:

Required confidence interval: (1500.66,1599.34)
Answer:
yes because....
Step-by-step explanation:
6 + 11 > 13