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horrorfan [7]
3 years ago
9

Compute the mean, variance, and standard deviation for the following data set. Round all answers to the nearest tenth. {85,95,90

,70,75,95,85,85,95,90,70,75}
Mathematics
1 answer:
alexandr1967 [171]3 years ago
3 0
Mean: 84.1
You add all the numbers together and divide by the amount of numbers

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Which expression is equivalent to – 12 + (-4/5) + 31 and includes the correct justification for the equivalence?
anyanavicka [17]

Answer:

b

Step-by-step explanation:

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3 years ago
A _[blank 1]_ is a number whose only factors are 1 and itself. If a number has other factors besides 1 and itself, it is called
kykrilka [37]

Numbers whose only factors are 1 and itself is known as prime numbers , numbers whose factors besides 1 and itself are composite numbers, we can use the sieve of Eratosthenes to determine whether the number is prime or composite.

Given a paragraph in which there are blanks:

A _____ is a number whose only factors are 1 and itself. If a number has  factors besides 1 and itself, it is called a _____. You can use divisibility rules or _______ to help you determine whether a number is prime or composite.

We are required to fill the blank with appropriate options.

We have to fill "prime numbers" in the first blank.

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Hence numbers whose only factors are 1 and itself is known as prime numbers , numbers whose factors besides 1 and itself are composite numbers, we can use the sieve of Eratosthenes to determine whether the number is prime or composite.

Learn more about prime numbers at brainly.com/question/145452

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3 0
1 year ago
Franklin's office just started a new recycling program this year. They aim to recycle 7 kilograms of paper each week. Write an e
Sati [7]

Answer:

7x=y

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Drew has 50 red, green, and blue marbles. He has six more red marbles than blue marbles and four fewer green marbles than blue m
Yanka [14]
Drew has 56 Red Marbles, 56 Green Marbles, Drew has about 60 Blue Marbles. First i added 6 to Red since Red Has 6 More Marbles Than Blue, Then i added Subtracted 4 from green, which resulted in 46 Green Marbles. Finally i added 4 and 6 to get 60 Blue Marbles. I am not sure if i am correct, but i gave it a shot! ^-^
4 0
3 years ago
F(7)=3/x+2-squar root x-3
leonid [27]
Insert x = 7
so 3/(7+2) - sqr (7-3)
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= 1/3 - 2
=1/3 - 6/3
= -5/3
8 0
3 years ago
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