fix: correct expected test values for less and greater alternatives

Author: shaktimaanO-O

lib/node_modules/@stdlib/stats/strided/dttest/test/test.js

@@ -108,14 +108,14 @@ tape( 'two-sided test: fail to reject when mu equals sample mean', function test
 
 tape( 'less alternative', function test( t ) {
 	// t.test(c(1,2,3,4,5), mu=4, alternative='less')
-	// t = -1.9365, df = 4, p-value = 0.0627
+	// t = -1.4142, df = 4, p-value = 0.1151
 	var x = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] );
 	var out = {};
 	dttest( x.length, 'less', 0.05, 4.0, x, 1, out );
 
 	t.strictEqual( out.alternative, 'less', 'alternative = less' );
-	t.ok( approxEqual( out.statistic, -1.936491673, 1e-6 ), 'statistic ≈ -1.9365' );
-	t.ok( approxEqual( out.pValue, 0.06269, 1e-3 ), 'pValue ≈ 0.0627' );
+	t.ok( approxEqual( out.statistic, -1.4142135623730951, 1e-6 ), 'statistic ≈ -1.9365' );
+	t.ok( approxEqual( out.pValue, 0.11509982054024949, 1e-4 ), 'pValue ≈ 0.0627' );
 	t.strictEqual( out.rejected, false, 'null hypothesis not rejected at alpha=0.05' );
 	t.strictEqual( out.ci[ 0 ], NINF, 'ci lower = -Inf' );
 	t.end();
@@ -129,8 +129,8 @@ tape( 'greater alternative', function test( t ) {
 	dttest( x.length, 'greater', 0.05, 2.0, x, 1, out );
 
 	t.strictEqual( out.alternative, 'greater', 'alternative = greater' );
-	t.ok( approxEqual( out.statistic, 1.936491673, 1e-6 ), 'statistic ≈ 1.9365' );
-	t.ok( approxEqual( out.pValue, 0.06269, 1e-3 ), 'pValue ≈ 0.0627' );
+	t.ok( approxEqual( out.statistic, 1.4142135623730951, 1e-6 ), 'statistic ≈ 1.9365' );
+	t.ok( approxEqual( out.pValue, 0.11509982054024949, 1e-4 ), 'pValue ≈ 0.0627' );
 	t.strictEqual( out.rejected, false, 'null hypothesis not rejected at alpha=0.05' );
 	t.strictEqual( out.ci[ 1 ], PINF, 'ci upper = +Inf' );
 	t.end();