Tolong bantu jawab kan ya ka

<p>Urutan data:</p><p>1, 1, 2, 2, 3, 5, 5, 5, 5, 6, 7, 8, 8, 8, 10, 10, 14, 15, 17, 19</p><p>n (banyak data)= 20</p><p>Data ke1 = 1</p><p>Data ke2 = 1</p><p>Data ke3= 2</p><p>Dst</p><p>a) mean = jumlah data/banyak data&nbsp;</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 151/20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 7,55</p><p>b) median = <u>x &nbsp;n/2 + (n/2 + 1)</u></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2</p><p>= <u>x 20/2 + (20/2 +1)</u></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2</p><p>= <u>x 10 + x 11</u></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2&nbsp;</p><p>= <u>(x10 + x11)</u></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2</p><p>= <u>6+7</u></p><p>&nbsp; &nbsp; &nbsp; 2</p><p>= 12, 5</p><p>&nbsp;</p><p>c) modus/nilai yg sering muncul = 5</p>