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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 1019 times)

jasdeep_brar

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  • Posts: 569
on: May 5, 2020

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 three balls and two strikes?
◦ 0.01323
◦ 0.2
◦ 0.06615
◦ 0.1323
◦ 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 that the first three balls thrown by the machine will be balls and that the last two thrown will be strikes?
◦ 3 × 0.3 + 2 × 0.7
◦ 0.2
◦ 0.33 × 0.72
◦ 0.3 × 0.7
◦ none of these
Excursions in Modern Mathematics ¦ Tannenbaum ¦ 9th Edition
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Marked as best answer by jasdeep_brar on May 5, 2020

patma1981

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Reply #1 on: May 5, 2020
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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jasdeep_brar

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Reply 2 on: May 5, 2020
Excellent

samiel-sayed

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Reply 3 on: Yesterday
Gracias!

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