Directory[]
SetDirectory["/home/campus03/struther/Desktop/Link to Courses/2990/ClassSamples"]
NumberOfRuns=(10^6);
Timing[
Data= Transpose[
Table[
RandomInteger[{0, 12}, {7}],
{NumberOfRuns}]
];
Export["TestData.dat", Data];
NewData=Import["TestData.dat"];
Histogram[NewData[[3]]]
]

Directory[]
SetDirectory["/home/campus03/struther/Desktop/Link to Courses/2990/ClassSamples"]
NumberOfRuns=(10^6);
Timing[
Data= Transpose[
Table[
RandomInteger[{0, 12}, {7}],
{NumberOfRuns}]];
Export["TestData.mat", Data];
NewData=Import["TestData.mat"][[1]];
Histogram[NewData[[3]]]
]

Directory[]
SetDirectory["/home/campus03/struther/Desktop/Link to Courses/2990/ClassSamples"]
NumberOfRuns=(10^6);
Timing[
Data= Transpose[
Table[
RandomInteger[{0, 12}, {7}],
{NumberOfRuns}]];
Export["TestData.hdf", Data];
NewData=Import["TestData.hdf","Data"][[1]];
Histogram[NewData[[3]]]
]

Dimensions[NewData[[1]]]

MyFileName= StringJoin[$MachineName, "Test.dat"]