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School
Foothill College *
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Course
MATH 10
Subject
Industrial Engineering
Date
Dec 6, 2023
Type
jpeg
Pages
1
Uploaded by ccisg
A
p
f
er
offers
its
s
two
different
versions
of
the
same
computer.
One
has
low
storage
and
costs
$350,
and
the
other
has
high
storage and
costs
$450.
Let
X
represent
the
manufacturer's
income
onar
ly
chosen
purchase
of this
p
Based
on
previous
sales,
the
probability
distribution
of
X
is
below.
Low
Storage
High
Storage
X
=
income
in
$
350
450
PX)
0.65
0.35
Find
the
mean
of
X
Round
to
the
nearest
385
Find
the
SD
of
X
‘
48
whole
dollar
The
manufacturer
is
considering
a
$25
price
increase
on
both
versions
of
the
computer.
Assume
tht
this
increase
will
not
change
the
probability
tht
corresponds
to
each
version
of
the
computer.
Let Y
represent
their
income
on
a
randomnly
chose
purchase
of
this
higher priced
computer
Find
the
mean
of
Y
|
410
|
Find
the
SD
of
Y
I
48
|
The
homecoming
fair
has
a
ring-toss
game
where
players
toss
a
ring
and
attempt
to
hook
it
onto
a
stick.
A
player
gets
two
attemps
in
a
game.
Let
R
represent
the
number
of
rings
a
randomnly
chosen
student
succesffully
tosses
around
the
stick
in
a
game.
Based
on
previous
data,
the
probability
distribution
of
R
is
below.
I
R
-
#
of
successes
I
l
1
|
2
I
I
P(R)
I
i
I
0.08
|
0.02
I
IFimi
the
mean
of
R
0_
1
2
Use
your
calculator
and
round
to
the
nearest
|
Find
the
SD
of
R
hundreth
A
player
wins
10
tickets
for
each successful
toss.
Let
T
represent
the
number
of
tickets
a
rand
ly
chosen
player
wins
in
a
game.
Find
the
mean
of
T
Find
the
SD
of
T
Suppose
a
player
only
wins
5
tickets
for
each
successful
toss.
Let
W
represent
the
number
of
tickets
a
randomnly
chosen
player
wins
in
a
game.
Find
the
mean
of
W
|
0.6
|
Find
the
SD
of
W
L
1-9
I
Thanks
giving
Alondra
runs
her
business
where
she
gives
tours
around
Hollywood
for
small
groups
of
tourists.
Each
tour
has
a
maximum
of
3
guests.
Let X
represent
the
number
of
customers
that
Alondra
gets
on
a
randomnly
chosen
day.
Based
on
previous
data,
the
probability
distribution
of
X
is
below.
X
-
#
of
customers
PX)
Find
the
mean
of
X
Use
your
calculator
and
round
to
the
nearest
Find
the
SD
of
X
hundreth
It
costs
Alondra
$5
each
day
to
pay
for
her
own
transportation
to
her
business,
and
then each
customer
she
gets
pays
her
$60
for
the
tour.
Let
Y
Represent
Alondra's
net
gain
on
a
randomnly
selected
day.
Find
the
mean
of
Yin
$
I
Find
the
SD
of
Yin
$
|
Alondra
takes
her net
gains
and
puts
10%
of
her
earnings
into
a
savings
account
that
she
does
not
touch.
Let
W
represent
the
amount
of
Money
alondra
puts
into
her
SAVINGS
account
on
d
ly
selected
day.
Find
the
mean
of
W
in
$
|
10.3
I
Find
the
SD
of
Win$
|
6.48
|
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