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Author Question: The number of traffic accidents per day on a certain section of highway is thought to be a Poisson ... (Read 106 times)

lauraleepop

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on: Feb 26, 2023

Question 1

The discrete random variableYhas the following probability mass function:p(y) = (0.25y–1) (0.75), (y= 1, 2, 3, 4, …). What isP(Y= 1)?

◦

0.2500


◦

0.7500


◦

0.1875


◦

0.0469



Question 2

The number of traffic accidents per day on a certain section of highway is thought to be a Poisson distribution with a mean of 2.19 accidents. What is the standard deviation of the number of accidents?

◦

2.19


◦

4.80


◦

1.48


◦

3.14

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Marked as best answer by lauraleepop on Feb 26, 2023

jacquelyngibson

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Reply #1 on: Feb 26, 2023
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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lauraleepop

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Reply 2 on: Feb 26, 2023
Wow, this really help

ebonylittles

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

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