The probability that no cars will pass by a section in an hour
is 0.4 (modelled as a Poisson process. Further, no car passed by in
the last 2 hours. What is the probability that you have to wait at
least 1 more hour (after the 2 hours) for the next car?
=1-0.4
<0.4
>0.4
=0.4
A statistics professor has stated that 90% of his students pass
the class. To check this claim, a random sample of 150 students
indicated that 129 passed the class. If the professor's claim is
correct, what is the probability that 129 or fewer will pass the
class this semester?
A) 0.0516
B) 0.9484
C) 0.5516
D) 0.4484
please show work
A football player completes a pass 63.4 % of the time. Find the
probability that (a) the first pass he completes is the second
pass, (b) the first pass he completes is the first or second pass,
and (c) he does not complete his first two passes.
Probability Economic_Condition
Corporate_Bond_Fund Common_Stock_Fund
0.01 Extreme_recession -200
-999
0.09 Recession -40 -300
0.20 Stagnation 20 -50
0.35 Slow_growth 80 50
0.20 Moderate_growth 100
200
0.15 High_growth 110 350
a.Compute the expected return for the corporate bond fund and
for the common stock fund.
b.Compute the standard deviation for the corporate bond fund and
for the common stock fund.
c.Would you invest in the corporate bond fund or the common
stock fund? Explain.
Based on the expected value, the____fund should be...
Consider the following table:
Defects in batch
Probability
0
0.30
1
0.28
2
0.21
3
0.09
4
0.08
5
0.04
Find the standard deviation of this variable.
0.67
1.49
1.99
1.41
Question 5
(CO 4) Twenty-two percent of US teens have heard of a fax
machine. You randomly select 12 US teens. Find the probability that
the number of these selected teens that have heard of a fax machine
is exactly six (first answer listed below). Find the probability
that...