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Author Question: If a school bus is travelling 90 km/hr on dry pavement, the stopping distance is approximately ... (Read 54 times)

mp14

  • Hero Member
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  • Posts: 534
on: May 26, 2021

Question 1

Suppose the thickness of the blacktop on a road that has recently been resurfaced is normal with a mean of 6 cm and a standard deviation of 0.4 cm. What percentage of the blacktop is at least 5 cm thick?
◦ 0.432
◦ 0.006
◦ 0.883
◦ 0.994
◦ 0.722

Question 2

If a school bus is travelling 90 km/hr on dry pavement, the stopping distance is approximately normal with a mean of 100 m and a standard deviation of 10 m. What is the probability that such a school bus could stop within a distance of 80 m?
◦ 0.025
◦ 0.023
◦ 0.014
◦ 0.077
◦ 0.075
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Marked as best answer by mp14 on May 26, 2021

kaylee05

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Reply #1 on: May 26, 2021
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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mp14

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Reply 2 on: May 26, 2021
Great answer, keep it coming :)

nanny

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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