Answer:
the number is -11
Step-by-step explanation:
let the number be written as x
so 3-4x=47
collect like terms
-4x=47-3
-4x=44
divide both sides by -4
-4x/-4=44/-4
x=-11
Answer:
Arcadia
Step-by-step explanation:
the line in the box is the median and Arcadia is bigger than Millersburg
Two lines intersect in one point.
Answer:
a) 0.3277
b) 0.0128
Step-by-step explanation:
We are given the following information in the question:
N(2750, 560).
Mean, μ = 2750
Standard Deviation, σ = 560
We are given that the distribution of distribution of birth weights is a bell shaped distribution that is a normal distribution.
Formula:

a) P (less than 2500 grams)
P(x < 2500)

Calculation the value from standard normal z table, we have,

b) P ((less than 1500 grams)
P(x < 1500)

Calculation the value from standard normal z table, we have,

Answer:
7/16
Step-by-step explanation:
7/16>3/8