Answer:
Step-by-step explanation:
https://imgur.com/a/Wqzrtem
Answer:
He needs 37.8 meters altogether.
Step-by-step explanation:
Because each plank is 2.7 meters, we can just multiply 14 by 2.7 to get 37.8 meters.
Answer:
The standard deviation of given probability distribution is 0.767.
Step-by-step explanation:
We are given the following information in the question:
X: 0 1 2 3 4
P(x): 0.4521 0.3970 0.1307 0.0191 0.0010
Formula:


Formula:


The standard deviation of given probability distribution is 0.767.
Answer:
Option D
Step-by-step explanation:
Increasing intervals represent the inputs that make the graph rise, or the intervals where the function has a positive slope. Decreasing intervals represent
the inputs that make the graph fall, or the intervals where the function has a negative slope.
The inputs ( − values) that make () rise are
(-2,∞)