1.
[4
Points
--
2 Points Each] Calculate
the
appropriate
Z-statistic
for
the
following
values.
Round
your answers
to 2 decimal
places. Answer
must be 2 decimal
places
to receive
full credit.
a. p=10.0,
X=4.0, o=2.5
-L,*o
b. p=10.0,
X=12.0,
o=1.5
/,
33
[18
Poinfs
3 Points Each] Calculate
probability
values
assuming
a
normal
distribution.
the calculated
z-statistic
before
using
the standard
table
(do not
interpolate).
Answer must be 4
decimal
a.
lr
=
7.0, o
1.3, Prob(X
>
7.0)
O,Scroo
2.
f. p=9.8, c=5.2, Prob(XSg.3)
o.{{.ot
b. p=9.0, c=1.7, Prob(X<16.0)
/, DDDo
w
c. p= 4.4, o
2.4, Prob(X:7.0)
o.t\fol
d. p
10.0, o
8.0, Prob(-3.7
SX S
7.3)
o,zz3?
e.. p
0.0, o
1.5, Prob(-1.3SXS2.0)
o.?
I to
?=W
u6
7
*
)Lt*
d
4
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T'
-z,vo
lL
-lo
T'/,33
I
,L
--
t-
o
^3J
cr.v)
I
*
I'Ot
f
,t-t-
,#
=,(,v7