下列關于x2檢驗與方差的分析的表述，正確的有（）
A.兩者都是無方向性的檢驗方法
B. x2檢驗的方差分析都必須做齊性檢驗
C. x2檢驗屬非參數檢驗，方差分析屬參數檢驗
D. x2檢驗與方差分析都要求測量數據呈正態分布
AI搜題
NEW
搜題
第1題
You are developing a Windows Presentation Foundation (WPF) application that display pricing and inventory.List box‘s ItemsSource property has decimal and string types. Decimals represent price and strings represents the folowing markup is defined as follows.You need to ensure that data templates are used to format the strings without changes and the decimals as ..Which markup segment should you insert at line 05 ？（）
A.
B.
C.
D.
第2題
You are developing a Windows Presentation Foundation (WPF) application that displays opportunities from List<T.. class named Lead. The Lead class contains the properties Title and Revenue.You add a DataGrid control named dgQualifiedLeads to the MainWindow.xaml file. You set the ItemsSource property to Leads as follows.You need to ensure that CollectionViewSource is used to filter the list to display only Lead objects with revenue ...What should you do ？（）
A.
B.
C.
D.
第3題
You are developing a Windows Presentation Foundation (WPF) application to play audio files. You add MediaElement mediaElement1 and a Button control named btnPlayAudio to the design surface. The MediaElement co.. audio file. The LoadedBehavior attribute is set to Manual.You add the following code to the main Window.You set the command of the button to MediaCommands.Play.You need to ensure that the application will play the audio file when the button is pressed.What should you add to constructor of the main window ？（）
A.
B.
C.
D.
第4題
A. Add single DatePicker control to the design surface
B. Add single Calendar control to the design surface
C. Add single MediaElement control to the design surface to display a calendar
D. Add the appropriate Windows Forms references to the project references. Add a single Windows Forms DateTimePicker control to the design surface
第5題
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application that displays an image.You need to ensure that users can stretch and scale the image.Which control should you use？（）
A.Frame
B.Slider
C.Viewbox
D.ScrollViewer
第6題
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.You need to ensure that users can view content in a book-reading format that displays two pages at a time.Which control should you use？（）
A.FlowDocument
B.FlowDocumentReader
C.FlowDocumentPageViewer
D.FlowDocumentScrollViewer
第7題
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.The application contains a window as shown in the following exhibit.You need to define a DockPanel control that fits the window.Which code fragment should you use？ （）
A.
B.
C.
D.
第8題
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.The application has a window with a canvas element.You need to draw a black line that has rounded edges at each end.Which code fragment should you use？（）
A.
B.
C.
D.
第9題
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application.You need to ensure that the application meets the following requirements:Displays a menu that is specific to the control selected by the user.Displays the menu next to the control.Which control should you use？ （）
A.Menu
B.PopUp
C.ListBox
D.ContextMenu
