Appendix A: Functions and Instructions 373
2-SampZTest(s
1
,s
2
[,listname1,listname2,
freqlist1,freqlist2,
alternative,drawflag])
(Data list input)
Computes a two-sample z test. alternative=L1 is <;
alternative=0 is
ƒ; alternative=1 is >. drawflag=1 draws
results; drawflag=0 calculates results.
†
…
TESTS
3:2-SampZTest(
2-SampZTest(s
1
,s
2
,
v1,n1,v2,n2
[,alternative,drawflag])
(Summary stats input)
Computes a two-sample z test. alternative=
L1 is <;
alternative=0 is
ƒ; alternative=1 is >. drawflag=1 draws
results; drawflag=0 calculates results.
†
…
TESTS
3:2-SampZTest(
Sci Sets scientific notation display mode.
†
z
Sci
Select(Xlistname,
Ylistname)
Selects one or more specific data points from a scatter plot
or xyLine plot (only), and then store•s the selected data
points to two new lists, Xlistname and Ylistname.
y 9
OPS
8:Select(
Send(variable) Sends contents of variable to the CBL 2™ or CBR™
System.
†
I/O
B:Send(
seq(expression,variable,
begin,end[,increment])
Returns list created by evaluating expression with regard to
variable, from begin to end by increment.
y 9
OPS
5:seq(
Seq Sets sequence graphing mode.
† z
Seq
Sequential Sets mode to graph functions sequentially.
†
z
Sequential
setDate(year,month,day) Sets the date using a year, month, day format. The year
must be 4 digits; month and day can be 1 or 2 digit.
y N
setDate(
setDtFmt(integer) Sets the date format.
1 = M/D/Y
2 = D/M/Y
3 = Y/M/D
y N
setDtFmt(
setTime(hour,minute,
second)
Sets the time using an hour, minute, second format. The
hour must be in 24 hour format, in which 13 = 1 p.m.
y N
setTime(
setTmFmt(integer) Sets the time format.
12 = 12 hour format
24 = 24 hour format
y N
setTmFmt(
SetUpEditor Removes all list names from the stat list editor, and then
restores list names L1 through L6 to columns 1 through 6.
…
EDIT
5:SetUpEditor
SetUpEditor listname1
[,listname2,...,
listname20]
Removes all list names from the stat list editor, then sets it
up to display one or more listnames in the specified order,
starting with column 1.
…
EDIT
5:SetUpEditor
Shade(lowerfunc,
upperfunc[,Xleft,Xright,
pattern,patres])
Draws lowerfunc and upperfunc in terms of X on the current
graph and uses pattern and patres to shade the area
bounded by lowerfunc, upperfunc, Xleft, and Xright.
y <
DRAW
7:Shade(
F
unction or
Instruction/Arguments
Result
Key or
Keys/Menu or
Screen/Item
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