Answer:
simple random sample
Step-by-step explanation:
The sport columnist generated 150 random numbers and sampled the numbers corresponding to each number of the email list to make sure that there is no bias as all of the email serial numbers have equal chance of being chosen. The sample he got is a simple random sample.
Answer:
B
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
5(0)+1=1 because 5x0=0 then add the 1
Answer:
∠3=140°
Step-by-step explanation:
∠4 = 40°
∠3 + ∠4 = 180° (co-exterior angles are equal)
∠3 + 40° = 180°
∠3 = 180° - 40°
∠3 = 140°
∠2 = ∠4 = 40° (corresponding angles)
∠3 + ∠2 = 180° (linear pair)
∠3 + 40° = 180°
∠3 = 180° - 40°
∠3 = 140°
hope you understood
Answer: the fraction form is 331/500
Step-by-step explanation: