-7 is correct because a negative plus a negative is always a negative
Better labeling so I can understand.
Answer:
a. 0.027 or 2.7%
b. 0.973 or 97.3%
Step-by-step explanation:
Please kindly check the attached file for explanation
Answer:
Answer is a continuous random variable x the height of the function named the probability density function f(x)
Step-by-step explanation:
A continuous random variable takes infinite number of possible values.
example include height , weight amount of sugar in an orange time required to run a mile.
Continues random variable named probability function f(x).