"USA" . . "statistiske data" . . "statistisk analyse" . . "TIMSS" . . . . "matematik" . . "test" . . "klassetrin syv til ti" . . . . . . "Statistics" . . . . . . . . . . . . . . . . . "Cross-cultural studies"@en . . . . . . . . . . . . "Mathematics and science in the eighth grade findings from the Third International Mathematics and Science Study"@en . "Mathematics and science in the eighth grade : findings from the Third International Mathematics and Science Study" . . "naturvidenskaber" . . "fag i læseplan" . .