The average number of customers that visited a particular store during the past year is 160 per day and a standard deviation of 25 customers per day. A random sample of 64 days is chosen from this population. The standard deviation of the sample mean equals ...

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Answer 1

Answer: the standard of the Sample means 256

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Answer has to be in units

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It's a deal. Give me a question, and I'll give you an answer in units.

Yep I'll try to answer to if you would give us something to answer..

Please help me with these three questions...
I will be really thankful for help

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Answer:

1. Terminating

2. 60

3. I don't know

Step-by-step explanation:

Write a rational number that is not an integer.

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Any number that you can completely write down with digits is rational.
It doesn't matter whether it's a whole number, a mixed number, a fraction,
or a decimal.

Here are a few:

1.6
3 and 3/4
2.71828
46 million and 1/2
negative 42

A rational is any number that can be written as a fraction and a integer is a whole number 0.86 = 43/50 so it is a rational, and not a whole number

What is the quality a design has if it maintains all characteristics when it is rotated about a point lying in its plane?

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Answer:

The answer is rotational symmetry.

Step-by-step explanation:

The Rotational symmetry is the quality a design has if it maintains all characteristics when it is rotated about a point lying in its plane. A shape is said to possess rotational symmetry when it still looks the same after we rotate it.

What is 1 half subtract 1 tenth

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To solve for $(1)/(2)- (1)/(10)$ You first need to find a common denominator.

To do so, you need to make both denominators 10 by multiplying the top and bottom of $(1)/(2)$ by 5

$(5)/(10)- (1)/(10)$ = $(4)/(10)$ Reduce by dividing both the top and bottom by 2

Your answer is $(2)/(5)$

The answer is 0.4 that is what i got

If you teach me how to mark brainlest i will mark you brainlest and you will get 20 points.

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Answer:

tab on it.

Step-by-step explanation:

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