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הכנה לבגרות 801
הכנה לבגרות 802 (שאלון 381)
הכנה לבגרות 803 (שאלון 382)
הכנה לבגרות 804 (שאלון 481)
הכנה לבגרות 805 (שאלון 482)
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מתמטיקה » כיתה ח' » הסתברות
מתמטיקה » כיתה ח' » הסתברות
אנו מצטערים, אבל Javascript חייב להיות מופעל בדפדפן שלך כדי להציג את אתר זה כמו שצריך.
אנא הפעל Javascript בדפדפנך.
חזור לרשימת נושאים
התחל לתרגל
חזור לרשימת נושאים
התחל לתרגל
תרגילים לדוגמא
ענו על השאלה הבאה:
בכד יש 7 כדורים כחולים ו-13 כדורים צהובים .
מוציאים באקראי כדור מהכד .
מהי ההסתברות שיצא כדור צהוב ?
\[\begin{aligned} p(\text{הוצאת כדור צהוב}) = \frac{\INPUTBOX{1}{ltr}{13}}{\INPUTBOX{2}{ltr}{20}} \end{aligned}\]
ענו על השאלה הבאה:
לפניכם 7 חיות.
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0, 0, 0)","onActiveColor":"rgba(0, 0, 0, 0)","selectedFillColor":"rgba(0, 0, 0, 0)","selectedStrokeColor":"rgba(36, 109, 230, 0.85)","correctColor":"rgba(92, 198, 12, 1)","wrongColor":"rgba(174, 29, 29, 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בוחרים באקראי חיה אחת.
מהי ההסתברות לקבלת כלב?
\[\begin{aligned} p(\text{כלב}) = \frac{\INPUTBOX{1}{ltr}{3}}{\INPUTBOX{2}{ltr}{7}} \end{aligned}\]
ענו על השאלה הבאה:
לפניכם 5 צורות.
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בוחרים באקראי אחת מבין חמש הצורות.
מהי ההסתברות לקבלת משולש?
\[\begin{aligned} p(\text{משולש}) = \frac{\INPUTBOX{1}{ltr}{3}}{\INPUTBOX{2}{ltr}{5}} \end{aligned}\]
ענו על השאלה הבאה:
למטבע יש שני צדדים. צד אחד "תמונה" וצד שני "מספר" .
בהטלת מטבע, מהי ההסתברות לקבלת "מספר" ?
\[\begin{aligned} p(\text{מספר}) = \frac{\INPUTBOX{1}{ltr}{1}}{\INPUTBOX{2}{ltr}{2}} \end{aligned}\]
ענו על השאלה הבאה:
לפניכם 5 צורות.
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בוחרים באקראי אחת מבין חמש הצורות.
מהי ההסתברות לקבלת ריבוע אפור?
\[\begin{aligned} p(\text{ריבוע אפור}) = \frac{\INPUTBOX{1}{ltr}{1}}{\INPUTBOX{2}{ltr}{5}} \end{aligned}\]
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