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Author Question: A certain baseball player hits a home run in 3% of his at-bats. Consider his at-bats as independent ... (Read 128 times)

dbose

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on: Feb 14, 2020

Question 1

A study of college students stated that 25% of all college students have at least one tattoo. In a random sample of 80 college students, let x be the number of the students that have at least one tattoo. Find the approximate probability that more than 17 and less than 26 of the sampled students had at least one tattoo.
◦ 0.2422
◦ 0.4222
◦ 0.1800
◦ 0.6644

Question 2

A certain baseball player hits a home run in 3% of his at-bats. Consider his at-bats as independent events. How many home runs do we expect the baseball player to hit in 600 at-bats?
◦ 17.46
◦ 603
◦ 18
◦ 3
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Marked as best answer by dbose on Feb 14, 2020

ryhom

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Reply #1 on: Feb 14, 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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Only 25% of students answer this correctly


dbose

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Reply 2 on: Feb 14, 2020
Thanks for the timely response, appreciate it

Liddy

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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