Add lab session 5

Handed in on 24 Nov 2020.

Change-Id: I2264c4fa515b1d8140a328292f950b8ffb481ef8
diff --git a/p5/data/m4_low.dat b/p5/data/m4_low.dat
new file mode 100644
index 0000000..9eb8061
--- /dev/null
+++ b/p5/data/m4_low.dat
@@ -0,0 +1,27 @@
+0	715480
+2	715450
+4	715420
+6	715390
+8	715360
+10	715350
+12	715300
+14	715280
+16	715280
+18	715270
+20	715230
+22	715230
+24	715190
+26	715170
+28	715160
+30	715110
+32	715090
+34	715080
+36	715060
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+40	715020
+42	715000
+44	714970
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+50	714920
+52	714890