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Unformatted text preview: Math 300 – Quiz for Chapter 5 Printed Name: Calculators are allowed on this quiz...neighbors are not !
1 5 pts Check the box if the distribution represents a probability distribution.
X 2 5 6 8 10 P ( X = x) 2
11 1
11 3
11 3
11 1
11 6
0.2 8
0.5 10
0.3 Yes
No elephant
0.3 Yes
No X
P (X = x)
X
P (X = x) 2 5 pts cat
0.2 dog
0.1 2
0.3
canary
0.25 5
0.1 lion ﬁsh
0.15 Yes
No The number of students using the mathematics lab per day is found in the distribution below. Complete the
table by ﬁnding the mean and standard deviation.
X
P (X = x) 6
0.15 8
0.3 10
0.35 12
0.1 14
0.1 µ
σ 3 5 pts Determine if the following is a binomial experiment. Explain.
Surveying 300 prisoners to see how many diﬀerent crimes they were convicted of. 4 5 pts A student takes a 20question true/false exam and guesses on each question. ﬁnd the probability of passing if
the lowest passing grade is 15 correct out of 20. Dr. Emmert Summer 2010 I of I Points Earned of 20 Learning Outcomes
[1] Students will demonstrate knowledge of fundamental deﬁnitions and theorems by repeating them.
[2] Students will demonstrate the ability to perform computations related to the material.
[3] Students will demonstrate the ability to prove mathematical theorems related to the material.
[4] Students will demonstrate an understanding of the theoretical and computational aspects of the course by applying them
to related problems. ...
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 Summer '11
 KeithEmmert
 Probability

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