What is -8c+8c-12 when you are simplifying
1 answer:
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Answer:
The best point estimate for the mean monthly car payment for all residents of the local apartment complex is $624.
Step-by-step explanation:
The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean and standard deviation
, the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean
and standard deviation
.
In this question:
We apply the inverse Central Limit Theorem.
The mean monthy car payment for 123 residents of the local apartment complex is $624.
So, for all residents of the local apartment complex, the best point estimate for the mean monthly car payment is $624.
$25.27 were spent on a pass and lunch for each student.
Step-by-step explanation:
Total students = 40
Teachers = 4
Amount spent on passes for students and teachers = $696.96
Amount spent on one pass =
Amount spent on one pass =
Amount spent on one pass =
Amount spent of students' lunches = $377.20
Amount spent on one lunch =
Amount spent on one lunch =
Total spent on each student = Amount of one pass + amount of one lunch
$25.27 were spent on a pass and lunch for each student.
Keywords: division, addition
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