function Results( pValue, alpha, statistic, df, expected ) {
	if ( !(this instanceof Results) ) {
		return new Results( pValue, alpha, statistic, df, expected );
	}
	this._pValue = pValue;
	this._alpha = alpha;
	this._statistic = statistic;
	this._df = df;
	this._expected = expected;
	return this;
}
Returns a results object.

@private
@constructor
@param {number} pValue - p-value
@param {number} alpha - significance
@param {number} statistic - test statistic
@param {number} df - degrees of freedom
@param {ndarray} expected - expected frequencies
@returns {Results} results object

@example
var array = require( '@stdlib/ndarray/array' );

var expected = array([
    [ 10.0, 15.0 ],
    [ 21.0, 12.0 ]
]);
var res = new Results( 0.0719, 0.1, 3.24, 1, expected );
// returns <Results>