A marketing researcher is testing out new names for a hair product. She asks 40 women to pick the name of the product that they
would be most likely to buy out of a list of 4 names. Could she use a dotplot to describe her results?
1 answer:
Answer:
Yes, she can use a dotplot to describe her results.
Step-by-step explanation:
A dot-plot is a chart where each data is represented as a dot and it's values fall in discrete bins.
She can set a graph where 4 names of the product is represented on the horizontal axis and for each woman giving a name of the product, a dot is placed on top of the horizontal axis.
A sample dot-plot for this study is attached.
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Answer:
18.7
Step-by-step explanation:
The Law of Cosines is , where c is the unknown side length of a triangle, a and b are the remaining two side lengths, and C is the angle opposite to side c. To answer this question just plug in the known values:
Simplify:
m≈18.665...
When rounded to the nearest tenth, m=18.7