Answer:
if my math is correct
Step-by-step explanation:
2501.50
2504.65
Answer:
It is an unusual result contradicting the national survey.
Step-by-step explanation:
National survey showed 44% of college students who drink.
The professor's survey showed that 96/244 = 39% drink.
The professor's survey deviated from the national survey is 5% (44% - 39%) representing about 0.25% (5% squared) variance.
Standard deviation is the spread of a set of numbers from their mean. In other words, it measures how far an observed value is from the mean. It can be calculated by getting the square root of the variance.
Answer:
60.25≈60.3°
Step-by-step explanation:
tanФ=14/8=1.75
Ф=arctan=1.75
tan-1
60.25≈60.3
Answer:
The answer is 0.46947
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