Final Review Day 1

Question 1: Simplify x⁴y⁵/x⁶y²

y³x²
y³/x²
x³/y²
y²/x²

Question 2: Scatterplots show trends in the data and can be any of the following except…

no correlation
positive correlation
backward correlation
negative correlation

Question 3: In a box and whisker plot every section represents what percentage of the total data?

25%
50%
75%
10%

Question 4: In both bar graphs and circle graphs, how do you calculate the percentage for a specific section?

divide the amount in the section you want by the total data represented by all the sections
divide the total data represented by all the sections by the amount in the section you want
add all the sections together
subtract the total amount of data in all the sections by the data in the section you want

Question 5: A bar graph shows favorite M&M colors for 10 kids. 5 choose blue, 4 choose green, and one chooses red. Using this data, if 100 kids were surveyed, how many would we expect to pick blue as their favorite color M&M?

90
100
40
5

ALCO Admin Main August 13, 2021

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