function calc() { var k = nn; var nx = 0; var ny = 0; var sumx = 0; var sumy = 0; var sumsqx = 0; var sumsqy = 0; var sumxy = 0; var p1 = 1*0; for (var i=0; i 0) {nx=nx+1} } document.nx.elements[0].value = nx; for (var i=0; i 0) {ny=ny+1} } document.ny.elements[0].value = ny; for (var i=0; i0) { document.t.elements[0].value = "+"+document.t.elements[0].value; } document.df.elements[0].value = df; document.pa.elements[0].value = Tcall(buzz(eval(t),eval(df))); document.pb.elements[0].value = Tcall(buzz(eval(t),eval(df)))/2; if(document.pa.elements[0].value<.0001||document.pa.elements[0].value>1.0) { document.pa.elements[0].value = "<.0001"; } if(document.pb.elements[0].value<.0001||document.pb.elements[0].value>1.0) { document.pb.elements[0].value = "<.0001"; } } function unwipe() { var pa = document.pa.elements[0].value; var pb = document.pb.elements[0].value; var k = nn; var n = ""; var x_vals = ""; var y_vals = ""; for (var i=0; i "; y_vals = y_vals+document.y_vals.elements[i].value+"
"; } for (var i=1; i<(1*k+1); i++) { n = n+i+"
"; } var date = new Date(); var nx = document.nx.elements[0].value; var ny = document.ny.elements[0].value; var sumx = document.sumx.elements[0].value; var sumy = document.sumy.elements[0].value; var sumsqx = document.sumsqx.elements[0].value; var sumsqy = document.sumsqy.elements[0].value; var varx = document.varx.elements[0].value; var vary = document.vary.elements[0].value; var ssx = document.ssx.elements[0].value; var ssy = document.ssy.elements[0].value; var meanx = document.meanx.elements[0].value; var meany = document.meany.elements[0].value; var diff = document.diff.elements[0].value; var t = document.t.elements[0].value; var df = document.df.elements[0].value; var sdx = document.sdx.elements[0].value; var sdy = document.sdy.elements[0].value; var p1 = document.pb.elements[0].value; var p2 = document.pa.elements[0].value; var aa = 'VassarStats Printable Report
t-Test for Independent Samples
'+date+'
Values entered:
'; document.open(); document.write(''+aa); document.write('
countXaXb
'+n+''+x_vals+''+y_vals+'
Summary Values
ValuesXaXb
n'+nx+''+ny+'
sum'+sumx+''+sumy+'
mean'+meanx+''+meany+'
sumsq'+sumsqx+''+sumsqy+'
SS'+ssx+''+ssy+'
variance'+varx+''+vary+'
st. dev.'+sdx+''+sdy+'
Variances and standard deviations are calculated
with denominator = n-1.
MeanA - MeanB t  df 
'+diff+''+t+''+df+'
  P  one-tailed'+p1+'
two-tailed'+p2+'
HomeClick this link only if you did not arrive here via the VassarStats main page.
');document.close();} function wipe() { var k = nn; for (var i=0; i