@class NSMutableArray; @interface FedStatsDataSampler : NSObject @property (nonatomic) unsigned long long count; @property (nonatomic) unsigned long long total; @property (retain, nonatomic) NSMutableArray *results; + (id)pickSamplesFrom:(id)a0 length:(unsigned long long)a1; + (id)samplerWithCount:(unsigned long long)a0; - (void)addItems:(id)a0; - (void)addItem:(id)a0; - (void).cxx_destruct; - (id)getResults; @end