Mean- 69.66
median-71.5
range-16
mode-74
Solution: The given random experiment follows Binomial distribution with 
Let
be the number of adults who use their smartphones in meetings or classes.
Therefore, we have to find:

We know the binomial model is:






Therefore, the probability that fewer than 3 of them is 0.1111
Answer:
21.25 multiplied by 4, which is 85. Final Answer : 85 centimeters long
Step-by-step explanation:
21.25 is the same as 21 1/4.
the answer is 1,000 + 37,542 so it is 38,542
Answer=2/3
720/1080=72/108=8/12=2/3
720/1080=2/3