The answer is D because i did this in class
Answer:
Since this is means data and we do not know the populations standard deviation, a t-interval
needs to be used. The justification is found in checking the conditions needed for a t-interval. The
problem stated it was a random sample so we will assume this is sufficient. Since the sample size is
slightly under 30, we will still check for the data being roughly normal. Either a boxplot or normal
probability plot would suffice. In both cases there is no reason to doubt the sample data are roughly
normally distributed so we can proceed to the calculations.
The interval would be (69, 76)
Explanation:
Hope this helps if this happens to be wrong tell me
A pedestrian may walk against traffic (on the left side of the road), if there aren't sidewalks.
<h3>What is a traffic rule?</h3>
A traffic rule can be defined as an accepted and enforceable law or guideline established by a road safety agency, so as to give warnings and instructions to road users such as:
In accordance with national traffic rules and regulations, a pedestrian is permitted by law to walk against traffic, especially on the left side of the road) if there aren't sidewalks.
Read more on traffic rules here: brainly.com/question/22768531
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Okay i will! hehe! lollllll
