Which statement is true about the quadratic equation 8x2 – 5x + 3 = 0?
1 answer:
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Answer: 756
Step-by-step explanation:
Given : The proportion of adults over 50 never graduated from high school. = 0.23
Margin of error : E=0.03
Significance level :
Critical value :
The formula to find the sample size is given by:_
i.e.
Hence, the required minimum sample size = 756
2h^2 + 7hk -15k^2
you can use factoring
you can use factoring