Answer:
Kai suggested the best way to produce a random sample that is not biased
Step-by-step explanation:
Answer:0.625
Step-by-step explanation:
Given
There are two coins one is fair and another is bent
Probability of getting a head on fair coin is 0.5
Probability of getting a head on bent coin is 0.75
If both coins are tossed once
probability of getting at least one of the coin will come up tails is




I can’t seem to look at the bottom two answers and the two ( A and B) are not correct. So you’re left with either C or D
Answer:
4( b+3) + 2 (b + 5)
4b+12+2b+10
6b+22
Step-by-step explanation:
Answer:
6 and 7 over 15 I am pretty sure it is that