keeping in mind that an angle bisector cuts an angle into two equal angular halves.
check the picture below
On a bus, there are 5 men, 8 women, 15 boys and 12 girls. Writing in the simplest form, what is the ratio of:
2 answers:
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Answer:
a) sample size is 40
Step-by-step explanation:
(a)
minutes
Margin of error, E is 75 seconds E=75/60= 1.25 minutes.
The level of significance for 95% level of significance
For 95% confidence interval from standard deviation table
Sample size required, n
Rounding off, n=40
Sample size =40
Keywords:
95% confidence, sample size, Wall Street Journal