<apex:page controller=”Sample”>
<apex:form >
    <apex:pageblock >
        <apex:pageBlockSection >
            <apex:panelGrid columns=”2″>
                Name :
                <apex:inputText value=”{!Nam}”/>
                Skilled :
                <apex:inputCheckbox value=”{!Skilled}”/>
            </apex:panelGrid>           
        </apex:pageBlockSection>
        <apex:commandButton value=”Save” action=”{!sav}”/>
    </apex:pageblock>
</apex:form>
</apex:page>

Apex Controller:

public class Sample { 
    public String Nam {get;set;}
    public Boolean Skilled {get;set;}
    Integer n = 5;
    public List<Member__c> MemList {get;set;}
    public Sample() {
       
    }
    public void sav() {
        Member__c Mem = new Member__c();
        Mem.Name = Nam;
        Mem.Skilled__c = Skilled;
        insert Mem;
    }          
}