Mathematics, 11.02.2022 07:50 noslengerman

Which of the following statements would be appropriate to investigate a claim that the mean speed of drivers through the city is below the posted limit of 45 miles per hour? The null hypothesis states the mean speed of drivers in this city is less than 45 miles per hour.
The null hypothesis states the mean speed of drivers in this city is greater than 45 miles per hour.
The alternative hypothesis states the mean speed of drivers in this city is greater than 45 miles per hour,
The alternative hypothesis states the mean speed of drivers in this city is less than 45 miles per hour
The alternative hypothesis states the mean speed of drivers in this city is greater than or equal to 45 miles per hour,

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Which of the following statements would be appropriate to investigate a claim that the mean speed of...