Ahot air balloon is 135 feet in the air. it is descending at a rate of 6 feet per minute. what does the expression below represent?

135 ‒ 6x

a.
the rate at which the balloon is descending.

b.
the height of the balloon after a certain number of minutes.

c.
the initial height of the balloon.

d.
the number of minutes it will take for the balloon to reach the ground.

Arandom sample of size n 64 is taken from a population with population proportion p 0.38 describe the sampling distribution of p. draw a graph of this probability distribution with its a. mean and standard deviation. b. what is the probability that the sample proportion is greater than 0.5? what is the probability that the sample proportion is less than 0.3? d. what is the probability that the sample proportion is between 0.35 and 0.45?