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Mathematics 8 Online
oregonduck (oregonduck):

FAN AND MEDAL The number of toys owned by eight classmates is shown below: 4, 3, 4, 5, 6, 6, 8, 4 Part A: What is the mean of the data? Show your work. (4 points) Part B: Use your answer from Part A to calculate the mean absolute deviation for the data. Show your work. (6 points)

OpenStudy (is3535):

add all up and dived all the number that your answer

oregonduck (oregonduck):

i need help solving part b

OpenStudy (is3535):

so it will be 4,+ 3, +4,+ 5,+ 6,+ 6,+ 8,+ 4= part A

oregonduck (oregonduck):

i know the mean is 5

OpenStudy (is3535):

add all up what did you get for it

oregonduck (oregonduck):

40

oregonduck (oregonduck):

40 divided by 8=5

oregonduck (oregonduck):

because there are 8 numbers

OpenStudy (is3535):

5 is your answer

oregonduck (oregonduck):

help me with part b plz

oregonduck (oregonduck):

@NotTim

OpenStudy (nottim):

is absolute deviation the same as standard deviation?

oregonduck (oregonduck):

idk

oregonduck (oregonduck):

never mind i got it Step 1 Find the mean. ... Step 2 Find the absolute value of the differences between each value in the data set and the mean. ... Step 3 Find the average of the absolute values of the differences between each value in the data set and the mean.

OpenStudy (nottim):

So it is like standard deviation. excel will help nicely with that.

oregonduck (oregonduck):

ok

OpenStudy (nottim):

it will help you greatly if you continue your path to chemistry, biology or biochemistry

oregonduck (oregonduck):

i do not have excel though i have a new mac

oregonduck (oregonduck):

computer

OpenStudy (nottim):

Bugger all mate. maybe use google docs or open office. i think office is free for mac if you look for it legally.

oregonduck (oregonduck):

PLZ HELP ME WITH THIS ONE TOO A group of 10 students participated in a quiz competition. Their scores are shown below: 4, 4, 3, 4, 3, 12, 4, 3, 2, 3 Part A: Would a dot plot, a histogram, or a box plot best represent the data shown above if the purpose of the graph is to highlight the frequency of each individual score? Explain your answer. (4 points) Part B: Provide a step-by-step description of how you would create the graph named in Part A. (6 points)

oregonduck (oregonduck):

ok

OpenStudy (nottim):

maybe post it as a new question, so the proper people can be rewarded

oregonduck (oregonduck):

ok

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