Answer: 19.2 inches
Step-by-step explanation:
Make a proportion:
4/25 = x/120
cross multiply
480 = 25x
Divide both sides by 25
X= 19.2
Rooms are 3 dimentional
they have volume
area times height=volume
if dimentions are the same, that means that the legnth, width, height are same, so therefor they have same area (Judy is correct)
if area area same, then the height could be different, so Mrs. Ferguson is wrong
Judy is correct and Mrs. Ferguson is wrong
Standard deviation is the square root of the variance. For the square root of a number to be greater than the number, the number must be between 0 and 1.
Hence, for the standard variation to be greater than the variance, the variance must be between 0 and 1.
Answer: C [0.75]