Added Statistics calculation

Statistics now show calculated values

node_modules/@mui/x-date-pickers/esm/validation/validateDateTime.js

@@ -0,0 +1,39 @@
+import { validateDate } from "./validateDate.js";
+import { validateTime } from "./validateTime.js";
+import { singleItemValueManager } from "../internals/utils/valueManagers.js";
+
+/**
+ * Validation props used by the Date Time Picker and Date Time Field components.
+ */
+
+/**
+ * Validation props as received by the validateDateTime method.
+ */
+
+/**
+ * Name of the props that should be defaulted before being passed to the validateDateTime method.
+ */
+
+export const validateDateTime = ({
+  adapter,
+  value,
+  timezone,
+  props
+}) => {
+  const dateValidationResult = validateDate({
+    adapter,
+    value,
+    timezone,
+    props
+  });
+  if (dateValidationResult !== null) {
+    return dateValidationResult;
+  }
+  return validateTime({
+    adapter,
+    value,
+    timezone,
+    props
+  });
+};
+validateDateTime.valueManager = singleItemValueManager;