Answer:
(4.25, - 1.75)
Step-by-step explanation:
Under a reflection in the y- axis
a point (x, y ) → (- x, y ), thus
(- 4.25, - 1.75 ) → (4.25, - 1.75 ) ← original point
Answer: Use employee identification numbers to randomly select 200 employees
Step-by-step explanation:
Random sampling refers to a sampling technique whereby each sample has an equal chance of being selected. It is an unbiased representation of the entire population and this is vital in drawing conclusion.
From the options given, the best way to randomly choose these 200 employees will be to use employee identification numbers to randomly select 200 employees.
Answer:
unbiased
Step-by-step explanation:
it would be biased if you lets say survey the history club kids
Answer:
x = 43°
Step-by-step explanation:
The chord- chord angle AED is half the sum of the arcs intercepted by the angle and its vertical angle, that is
x = 
(54 + 32)° = × 86° = 43°
