Answer:
Find the median: (the middle number in the data set).
Find both the upper and lower quartile.
The subtract the upper quartile to the lower quartile, and you get the final answer of an interquartile range.
Answer:
C
Step-by-step explanation:
We know is in between and
Thus the dot has to be in between and
And it should be unit after
Observing all the number line , we see C is the absolute match!
Answer:
The probability that a fair coin lands tail up is 1/2, which is equal to 0.5.
Step-by-step explanation:
There are two possible outcomes when a coin is flipped (saving for the case when the coin lands on its side.)
If the coin is fair, the two outcomes should be equally likely. In that case, apply the following formula:
.
Credit for the phrasing of this probability formula goes to the Khan Academy article "Probability: the basics".
Answer: 1:2
Step-by-step explanation: