Answer:
Enlargement by a scale factor of 3 centre (1,0)
Step-by-step explanation:
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:
Step-by-step explanation:
The lower value is 15,The upper value is 100, The median is 32 and 39, The lower quartile is 30, the upper quartile is 50, and the interquartile range is 36.
Answer:
b=15
Step-by-step explanation:
12-9=3
12-3=9
You then can add any of the numbers to get 12, which is how they are related
