The test statistics which will be used here is standard deviation.
<h3>What is standard deviation?</h3>
The standard deviation is a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance. The standard deviation is calculated as the square root of variance by determining each data point's deviation relative to the mean.
A volatile stock has a high standard deviation, while the deviation of a stable blue-chip stock is usually rather low.
Thus, Option D is true, as standard deviation is the test statistics which will be used here.
Learn more about standard deviation here,
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Answer:
1. The driver must signal that he is going to stop the car and then he must stop the car away from the children and wait for all of them to cross the street safely so that he can drive again.
2. Decrease speed, allow the emergency car to pass, signal whenever necessary.
3. It is necessary that you slow down, keep your car away from the truck and do not try to overtake it, unless it is allowed and the truck driver signals.
4. Stopping the car before the tracks and watching if the train is close.
5. The driver must act calmly and politely and provide all the information requested by the police.
Explanation:
Driving is a task that requires great responsibility and attention. It is necessary to adopt certain behaviors on the track that provide protection for all drivers and pedestrians. In addition, it is necessary to adopt behaviors that match the type of vehicle and the type of situation that the track is in, preventing accidents and problems from occurring.
Answer:
Explanation:
13th - No Slavery
15th - You can vote regardless of Race
Answer: I think they still have to sometimes
Explanation:Answer above
Answer:
It says skilled labor, so that would include men that have the talent or skills to craft boats and ships. So I think the answer would be just men
Explanation: