Simplify the complex number 2-4i 6+4i
2 answers:
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Answer:
Option ii is right
Step-by-step explanation:
Given that according to the U.S. Department of Education, approximately 57% of students attending colleges in the U.S. are female.
(Two tailed test at 5% significance level)
Test statistic =1.42
Here since proportions we use Z test
p value = 0.156
(ii) P-value =0.156