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Mathematics 14 Online
OpenStudy (jmansedg):

Find the range of the data set: -12, 18, -6, -22, 22, -12 A. -12 B. -9 C. -2 D. 44

OpenStudy (anonymous):

To find the range, find the largest and smallest numbers of the data set

OpenStudy (anonymous):

just the largest number and the smallest number. 72 and 54. Now you just subtract them, and that's the range.

OpenStudy (anonymous):

Now for the mean. There are 8 numbers. Step 1: You add all the numbers together Step 2: Divide by how many numbers there are (8). Whatever number you come up with is the mean, or the average.

OpenStudy (anonymous):

so A.

OpenStudy (anonymous):

The following is an ordered list of the data set numbers: {-22, -12, -12, -6, 18, 22}

OpenStudy (jmansedg):

oit is not a

OpenStudy (jmansedg):

it is other than a

OpenStudy (jmansedg):

c?

OpenStudy (jmansedg):

it is d?

OpenStudy (anonymous):

What is 22 - (-22) ?

OpenStudy (jmansedg):

help with 10 more please?

OpenStudy (jmansedg):

A box contains 10 book covers: 5 red, 2 blue, and 3 yellow. If a student randomly selects one book cover, what is the probability that the book cover he chooses will be red or blue? A. 2/10 B. 5/10 C. 7/10 D. 8/10

OpenStudy (anonymous):

sorry said a the answer is c.

OpenStudy (jmansedg):

@silveralchemist09 for the newest oneya

OpenStudy (anonymous):

ok

OpenStudy (jmansedg):

@silveralchemist09 can you help me with 9 more

OpenStudy (anonymous):

ok

OpenStudy (jmansedg):

Which of the following keys would be most appropriate for this stem-and-leaf plot? https://roads.advancedacademics.com/_media/questions/295468/graph.gif A. 1|1 = 11 B. 1|2 = 12 C. 1|8 = 18 D. 8|1 = 81

OpenStudy (anonymous):

The mode is the most common number. Such as 54 is shown twice so it is the most common. Median is the middle of the numbers if it doesnt even out, its the number that would be in between so if your median is 3 and 4 then your median would be 3.5

OpenStudy (jmansedg):

so what would be the answer

OpenStudy (anonymous):

B

OpenStudy (jmansedg):

ok

OpenStudy (jmansedg):

Find the range of the data set: -15, 11, 12, -10, 12, -4 A. 1 B. 3.5 C. 12 D. 27 b?

OpenStudy (anonymous):

its C.

OpenStudy (anonymous):

range is easy the number thats the lowest subtrac by 1 because of the highter numbers u learn this in 5 grade come on

OpenStudy (jmansedg):

i know i just want to get this done

OpenStudy (anonymous):

ok next question

OpenStudy (jmansedg):

The probability of winning a free lunch is 1/5. Find the odds against winning a free lunch. A. 2:1 B. 3:1 C. 4:1 D. 5:1

OpenStudy (anonymous):

D. 5:1

OpenStudy (jmansedg):

Jordan went to the pet store, but wasn't sure what he wanted. As he looks around, he sees 5 dogs, 3 hamsters, 3 birds, and 7 kittens. What is the probability that he chooses a hamster or a kitten? A. 5/9 B. 7/18 C. 10/17 D. 2/3

OpenStudy (anonymous):

D. 2/3

OpenStudy (jmansedg):

thats it letts see what i get

OpenStudy (anonymous):

ok

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