Answer:
the answer is 2, hope this helps :)
Answer:
Approximately Normal, with a mean of 950 and a standard error of 158.11
Step-by-step explanation:
To solve this question, we need to understand the Central Limit Theorem.
The Central Limit Theorem estabilishes that, for a random variable X, with mean
and standard deviation
, a large sample size can be approximated to a normal distribution with mean
and standard deviation, which is also called standard error
.
In this problem, we have that:

The sampling distribution of the sample mean amount of money in a savings account is
By the Central Limit Theorem, approximately normal with mean
and standard error 
So the correct answer is:
Approximately Normal, with a mean of 950 and a standard error of 158.11
Answer:
<h2>A. 5 5/7</h2>
Step-by-step explanation:
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Answer:
B
Step-by-step explanation:
We can create the equation step-by-step:
Each row of bricks is 6.5cm and the number of row of bricks is r: 6.5r
Total of height of wall: = 259cm
Top row is 1cm shorter: -1cm
Combine all the terms together and we get: 6.5r - 1 = 259
Which means each row of bricks is 6.5cm but minus 1cm from the top to get 259cm the total :D