In the below example I have created registration page layout. Here FIrst I have created LinearLayout and then all layout within a main LinearLayout after then I have added Toolbar, scrollbar, TextView, ImageView I have also used RelativeLayout for adding text and and button. You can see below example code it will clearly describe you how to How to create registration screen design.

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".LoginActivity"
    android:background="@drawable/bg_registration"
    android:orientation="vertical">

    <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        android:minHeight="?attr/actionBarSize"
        android:background="@color/colorPrimary"
        android:layout_width="match_parent"
        android:layout_height="50dp">
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            >
            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@drawable/back_btn"/>
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:gravity="center"
                android:textStyle="normal"
                android:text="@string/sign"
                android:textSize="17dp"/>
        </RelativeLayout>


    </android.support.v7.widget.Toolbar>
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">
            <ImageView
                android:id="@+id/ivLoginLogo"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginTop="22dp"
                android:src="@drawable/logo_register"/>

            <TextView
                android:id="@+id/text1"
                android:layout_marginTop="30dp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center_horizontal"
                android:textSize="13dp"
                android:textColor="@color/whit1"
                android:text="@string/We" />
            <TextView
                android:id="@+id/text2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center_horizontal"
                android:textSize="13dp"
                android:textColor="@color/whit2"
                android:text="account details" />


            <LinearLayout
                android:id="@+id/llFields"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_gravity="center_horizontal"
                android:orientation="vertical"
                android:layout_marginTop="30dp"
                android:layout_marginLeft="35dp"
                android:layout_marginRight="35dp">



                <EditText
                    android:id="@+id/etEmailAddress"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:textColorHint="#FFFFFF"
                    android:gravity="center_horizontal"
                    android:inputType="textEmailAddress"
                    android:hint="Enter Email/Username"
                    android:textColor="#fefefe" />



                <EditText
                    android:id="@+id/etPassword"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="15dp"
                    android:textColorHint="#FFFFFF"
                    android:hint="Enter Password"
                    android:gravity="center_horizontal"
                    android:inputType="textPassword" />



                <EditText
                    android:id="@+id/etConfirmPassword"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:textColorHint="#FFFFFF"
                    android:hint="Confirm Password"
                    android:layout_marginTop="15dp"
                    android:gravity="center_horizontal"
                    android:inputType="textPassword" />

            </LinearLayout>


            <Button
                android:id="@+id/btnNextpage"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:background="@drawable/btn_next"
                android:layout_marginTop="35dp"
                android:layout_marginLeft="35dp"
                android:layout_marginRight="35dp"
                android:textColor="@color/white"
                android:textStyle="bold"
                android:textSize="20dp" />
            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent">

            <RelativeLayout
                android:id="@+id/rlOtherFields"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_marginTop="8dp"
                android:baselineAligned="false"
                android:layout_marginLeft="35dp"
                android:layout_marginRight="35dp"
                android:layout_gravity="center">

                    <TextView
                        android:id="@+id/text3"
                        android:layout_marginTop="30dp"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:textSize="15dp"
                        android:textColor="@color/whit1"
                        android:text="@string/Have" />



                    <Button
                        android:id="@+id/btnSignIn"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:background="@drawable/sign_blue"
                        android:text="Sign in"
                        android:layout_alignParentRight="true"
                        android:textStyle="italic"
                        android:layout_marginTop="12dp"
                        android:textColor="@color/white"
                        android:textSize="22dp"
                        android:paddingBottom="10dp"
                        android:paddingTop="10dp"/>

            </RelativeLayout>

            </LinearLayout>

        </LinearLayout>

    </ScrollView>

 </LinearLayout>