Answer : - 4 + 3 = - 1
- 2 + 3 = 1
By half gives - 1/2 and 1/2
So midpoint (-1/2, 1/2)
It is -72 lol. that's pretty basic you know
Answer:
67.567567567568
Step-by-step explanation:
Answer:


Step-by-step explanation:
From the question we are told that:
Sample size
Probability of a defective widget 
Generally the equation for binomial trial is mathematically given by



Since X is binomial random variable with functions of n and p,The equation of mean \=x

Where



Generally the equation for variance \sigma is mathematically given by



Answer:
c
Step-by-step explanation: