Step-by-step explanation:
Note: I used the identity
for the last step.
PS. I love proving trigonometric identities!
g The following scatterplot shows the 20 top-selling cars with their weight on the horizontal axis and their miles per gallon (m
pg) on the vertical axis. The overall direction of this data is __________. The strength of the association is __________. a.) positive; weak b.) positive; strong c.) negative; strong d.) negative; weak
1 answer:
scatterplot relating to the question is attached below.
Answer: Negative ; Strong
Step-by-step explanation:
From the picture of the scatter plot Given, it could be observed that the trend of the scatter points exhibits a negative gradient as the points on the graph slopes downward depicting that an inverse relationship exists between the two variables. With weight decreasing as miles per gallon increases. The relationship between the two variables depicted by the scatter plot is strong as the slope of the point is looks moderately steep.
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Answer:
The discount was approximately 48%.
Step-by-step explanation:
The general forumla to calculate percent change (increase or decrease) is:
x 100
In this case, the original price was $28.00, but the new price (after discount) was $14.60. Putting these values into the formula:
x 100 = 48%.