a group of 50 people were asked their gender and if they liked cats. the data from the survey are shown in the ben diagram. dete
rmine the value in the two-way table. a=? b=?
1 answer:
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Explanation:
First you had to square from both sides of equation form.
Then you expanded form.
Solve by equation form.
Add by four from both sides of equation form.
Simplify.
Verified solutions.
Final answer:
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Answer:
Step-by-step explanation:
Since the fractions are like, their denominators are 11, then
consider the values that sum to give 18 , that is
1 + 9 + ? = 18
10 + ? = 18 ( subtract 10 from both sides )
? = 8
Then the third fraction is