Demo: fixed missing imports and typo

demo/scenarios/1_requirements.ipynb

@@ -537,12 +537,14 @@
     "from mlte.measurement.cpu import LocalProcessCPUUtilization\n",
     "from mlte.measurement.memory import LocalProcessMemoryConsumption\n",
     "from mlte.value.types.image import Image\n",
+    "from mlte.value.types.real import Real\n",
     "from values.multiple_accuracy import MultipleAccuracy\n",
     "from values.ranksums import RankSums\n",
     "from values.multiple_ranksums import MultipleRanksums\n",
     "from properties.monitorability import Monitorability\n",
     "from properties.interoperability import Interoperability\n",
     "from properties.accuracy import Accuracy\n",
+    "from values.string import String\n",
     "\n",
     "\n",
     "# The full spec. Note that the Robustness Property contains conditions for both Robustness scenarios.\n",
@@ -591,7 +593,7 @@
     "            \"overall accuracy\": Real.greater_than(0.9)\n",
     "        },\n",
     "        # Functional Correctness: I/O spec\n",
-    "        Integratability(\n",
+    "        Interoperability(\n",
     "            \"Model output format must conform to specified format\"\n",
     "        ): {\n",
     "            \"output format validation\": String.contains(\n",