Given:
4 rows of ten students.
Probability of a head or tail in a coin toss is 1/2
head: 20 students sitting in the first two rows as your sample
1/2 * 1/20 = 1/40
tail: 20 students sitting in the last two rows as your sample.
1/2 * 1/20 = 1/40
<span>Does every student have an equal chance of being selected for the sample?
</span>
Yes, every student have an equal chance of beings elected for the sample.
9514 1404 393
Answer:
T = 2
Step-by-step explanation:
Fill in the given numbers and solve for T.
I = PRT/100
80 = 400·10·T/100
80 = 40T . . . . . . . . . . . . simplify
80/40 = T = 2 . . . . . . . . divide by the coefficient of T
Answer:
5
Step-by-step explanation:
120/20=5
Step-by-step explanation:
48-16 is not an inequality,it's a simple subtraction operation. Please check and come again
Answer:
0.30666666666
Step-by-step explanation:
use long division