Amal scored 84, 91, 78, and 86 on his last four (4) quizzes. What is his quiz average? Show work please.
2 answers:
Answer:
<h2>The answer is 84.75</h2>Step-by-step explanation:
To find the average of the quizzes add the marks scored and divide by the number of quizzes that was conducted
From the question the marks were for 4 quizzes.
So his quiz average is
<h3>We have the final answer as
<h3>84.75</h3>Hope this helps you
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Answer:
The mean is 11.5 minutes and the standard deviation is of 6.64 minutes
Step-by-step explanation:
An uniform probability is a case of probability in which each outcome is equally as likely.
For this situation, we have a lower limit of the distribution that we call a and an upper limit that we call b.
The mean is:
The standard deviation is:
Arrival time of 9:18 am and a late arrival time of 9:41 am.
9:41 is 23 minutes from 9:18. So the time is uniformily distributed between 0 and 23 minutes, so a = 0, b = 23.
Mean:
Standard deviation:
The mean is 11.5 minutes and the standard deviation is of 6.64 minutes