A sample of 209 adults is selected. The adults are classified according to their voter registration status and their preferred s
ource of current events information.
The results are given in the contingency table below.
What is the relative frequency of adults in the sample who are not registered to vote? Round your answer to two decimal places.
The results are given in the contingency table below.
What is the relative frequency of adults in the sample who are not registered to vote? Round your answer to two decimal places.
1 answer:
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Answer:
x=0.450765 or x=−0.950765
Step-by-step explanation:
14x² + 7x - 6
→ Find the product, sum and factors
Product = -6
Sum = 7
Factors = No factors
→ Since there are no factors utilise the quadratic formula
→ List the values of a, b and c
a = 14
b = 7
c= -6
→ Substitute into the formula
→ Simplify
x=0.450765 or x=−0.950765