Math 175 Intro Statistics Project 2 A city planner claims that a traffic light at a particular intersection was necessary, and installing it decreased the wait time for right turns. At each of the...

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Answered 1 days AfterJul 21, 2021

Answer To: Math 175 Intro Statistics Project 2 A city planner claims that a traffic light at a particular...

Suraj answered on Jul 23 2021
136 Votes
Sheet1
    Time headings    Seconds before    Seconds after    After - Before    Increase or decrease
    12:00 AM    
10    23    13    Increase        Null Hypothesis    There is a difference in waiting time in before and after traffic light installed i.e. After -Before < 0.
    1:00 AM    9    22    13    Increase        Alternative Hypothesis    There is difference in waiting time in before and after traffic light installed i.e. After -Before > 0
    2:00 AM    8    21    13    Increase
    3:00 AM    10    27    17    Increase
    4:00 AM    15    24    9    Increase
    5:00 AM    19    28    9    Increase        t-Test: Paired Two Sample for...
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