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Community College of Denver
Course: MAT135 –Statistics
Instructor: Vikki French
[email protected]
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Classwork due 2/28/2017
Discrete vs Continuous
Is it continuous or discrete?
1) Y= exact mass of a random animal selected at the New Orleans zoo
2) X = year that a random student was born
3) Z = number of ants born tomorrow in the universe
4) X = exact winning time in the men’s 100m dash in the 2016 Olympics
5) Y = exact winning time in the men’s 100m dash in the 2016 Olympics rounded to the
nearest hundredth
6) Mark which parts are continuous and which are discrete:
Binomial Probability
Binomial or not?
7) Tossing a coin a hundred times to see how many land on heads
8) Tossing a coin until you get heads
9) Asking 100 people how much they weigh
10) Asking 100 people if they have ever been to Paris
11) What is the probability of rolling exactly two sixes in 6 rolls of a die?
Success =
p=
q=
n=
x=
P(x) =
12) A binomial distribution histogram:
p=
q=
n=
μx =
σx2 =
σx =