@class NSMeasurement, NSMeasurementFormatter; @interface MXAverage : NSObject <NSSecureCoding> { NSMeasurementFormatter *_averageMeasurementFormatter; } @property (class, readonly) BOOL supportsSecureCoding; @property (readonly) NSMeasurement *averageMeasurement; @property (readonly) long long sampleCount; @property (readonly) double standardDeviation; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)toDictionary; - (id)initWithCoder:(id)a0; - (id)initWithMeasurement:(id)a0 sampleCount:(long long)a1 standardDeviation:(double)a2; - (id)initWithDoubleValue:(double)a0 sampleCount:(long long)a1 standardDeviation:(double)a2 unit:(id)a3; @end