**TI83F* Ê ¹PCONFINT¹·Þ*NUMBER)OF)YES*?ÜX?Þ*SAMPLE)SIZE*?ÜN?Þ*CONF:)LEVEL*?ÜR?Xp2ƒNp4P?¼P‚1qPƒ¼Np4S?»Rp1ƒ2+0+1Q?á?Þ*PLUS)FOUR)P*?ÞP+4?0+PqQSL?1+PpQSR?Þ*CONF:)INTERVAL*?ÞL+4+R+4 u8