$/*$ Calculate variance$-$covariance matrix $*/$

proc variance data$=$WORK.IMPORT noprint;

class Status;

var Eccentricity Area Perimeter Solidity Extent Diameter;

cov out$=$cov$\_$matrix;

run;OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;

$68$

$69/*$ Calculate variance$-$covariance matrix $*/$

$70$ proc variance data$=$WORK.IMPORT noprint;

ERROR: Procedure VARIANCE not found.

$71$ class Status;

$72$ var Eccentricity Area Perimeter Solidity Extent Diameter;

$73$ cov out$=$cov$\_$matrix;

$74$ run;

NOTE: The SAS System stopped processing this step because of errors.

NOTE: PROCEDURE VARIANCE used $($Total process time$)$:

real time $0\mathrm{.}00$ seconds

user cpu time $0\mathrm{.}00$ seconds

system cpu time $0\mathrm{.}00$ seconds

memory $191\mathrm{.}12$k

OS Memory $24740\mathrm{.}00$k

Timestamp $05/05/202402$:$30$:$26$ AM

Step Count $249$ Switch Count $0$

Page Faults $0$

Page Reclaims $14$

Page Swaps $0$

Voluntary Context Switches $0$

Involuntary Context Switches $0$

Block Input Operations $0$

Block Output Operations $8$

$75$

$76$ OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;

$86,$ fix this error