220.44=16.7h
220.44/16.7=h
h=13.2
Answer:
She can have any amount of money that is less than 40$ or equal to 40$
Step-by-step explanation:
I was wrong ya'll, go to the first answer :/
Answer:
49.45
Step-by-step explanation:
15% of 43 dollars is 6.45 and 43+6.45 is 49.45
Answer:
The confidence level of the study is 99.9%
The confidence level is 99.9% of the margin error is 8%
Step-by-step explanation:
<u>Explanation</u>:-
Candy has observed 250 sports cars
The sample size 'n' = 250
Sample proportion 'p' = 15% = 0.15
The margin of error = 8% = 0.08
<em>The margin of error is determined by </em><em> = </em><em />
<em> </em><em />
<u>Conclusion</u>:-
The z- score of 99.9% level of significance = 3.54 for two tailed test
<em>Hence the confidence level is 99.9% of the margin error is 8%.</em>
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