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Author Question: A pitching machine throws 70% strikes and 30% balls. Five pitches will be thrown by the machine.What ... (Read 1605 times)

Arii_bell

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Question 1

A pitching machine throws 70% strikes and 30% balls.  Five pitches will be thrown by the machine.

What is the probability that the machine will throw five balls?
◦ 0.35

◦ 0.3 + 0.3 + 0.3 + 0.3 + 0.3
◦ 0.34 × 0.7
◦ none of these

Question 2

A pitching machine throws 70% strikes and 30% balls.  Five pitches will be thrown by the machine.

What is the probability the machine will throw one ball and four strikes?
◦ 0.3 + 4 × 0.7
◦ 0.3 × 0.74
◦ 5 × 0.3 × 0.74

◦ none of these


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Marked as best answer by Arii_bell on May 5, 2020

Shshxj

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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