5=(-4)x-2. Hope this helps
Answer:
7.1
Step-by-step explanation:
write pythagorean theorem
+
= 
2
= 100
divide 2 both side:
= 50
= 
= 
= 7.07106781
round to nearest tenth:
= 7.1
Answer:
Step-by-step explanation:
Given that X is a random variable representing the amount of sleep each adult in New York City got last night.
a) Normal distribution (by central limit theorem)
b) Sample mean will approach population mean mu
c) the standard deviation σx of the sampling distribution approach to σ/√n
d) The means are the same.
. The standard deviations are σ / √50 and σ / √100, respectively.