Binomial Lecture Practice
Authored by Lee Wei
Mathematics
11th - 12th Grade
Used 2+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If X~B(100, 1/3), then E(X)=
200/9
100/3
100
300
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If X~B(30, 1/6), then Var(X)=
5/√6
25/6
5
√5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If X~B(20,2/5), then P(X=3)=
0.0123...
0.0160...
0.984...
0.987...
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If X~B(10,3/5), then P(X<5)=
0.201...
0.166...
0.367...
0.633
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If X~B(15, 2/7), if P(X>8)=
0.912...
0.965...
0.0875...
0.000769...
6.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
If X~B(20, 2/9), the mode of X is ...
(a)
7.
FILL IN THE BLANKS QUESTION
3 mins • 1 pt
if X~B(25, 5/7), what is the smallest value of n if P(X≤n)>0.7
(a)
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