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EleoNora [17]
3 years ago
5

What is 2 and 1/5 as a mixed number?

Mathematics
2 answers:
Mama L [17]3 years ago
8 0
Ummmmmmmmm that is a mixed number already
katen-ka-za [31]3 years ago
3 0
Since it already is a mixed number, i am going to suppose you mean improper fraction, and if that is the case, then it is \frac{11}{5}
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Standard deviation of a normal data distribution is a _______. Group of answer choices
FrozenT [24]

Answer:

Standard deviation of a normal data distribution is a measure of data dispersion.

Step-by-step explanation:

Standard deviation is used to measure dispersion which is present around the mean data.

The value of standard deviation will never be negative.

The greater the spread, the greater the standard deviation.

Steps-

1. At first, the mean value should be discovered.

2.Then find out the square of it's distance to mean value.

3.Then total the values

4.Then divide the number of data point.

5.the square root have to be taken.

Formula-

SD=\sqrt{\frac{(\sum{x-x)^2}  }{n-1}

   Advantage-

It is used to measure dispersion when mean is used as measure of central tendency.

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3 years ago
253,248,243, find the 49th term.
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Answer:

13

Step-by-step explanation:

the difference is -5

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the 49th term is 13

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Each person in the United States eats about 65 fresh apples each year. Based on this, how many apples do 3 families of 4 eat eac
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