What is interesting information; Specifically Who your asking; Variability of answers
100
What is the measure of variation; IQR and range? Give a well developed definition and give an example.
What is IQR- The range difference between the upper and lower quartile.
Measures of Variation- a measure that describes the distribution to a data set.
Range- Subtracting the upper quartile from the lower quartile.
100
20+40+80+90= 57.5
True or False
Is this the Mean?
What is True.
20+40+80+90=230.
230/4=57.5
100
0 1 2 3 4 5 6 7 8 9 10
What is the Median?
What is 5
100
20+30++80+40+100+30+30
What is Q1?
What is 30
200
Mrs. Patruski's class voted on their favorite color. Is this a statistical question?
What is yes
200
What is the range of: 3,2,34,5,12,14?
What is 11
200
5,7,10,14,16,19
What is the range?
What is 14
200
5+6+3+2+8+9+5+5+2
What is the mode?
What is 5?
200
1+2+3+5+6+2+5
What is Q3?
What is 5?
300
How many students in WSMS have oval,circle, square, rectangle shaped glasses? Is this a statistical question?
What is yes
300
Is this the correct order? 8,12,1,9,3,5,2? Explain.
What is No, because it need to be in order from least to greatest.
300
Here are a students grades: 90,60,80,70,50
Find the average or mean of the numbers.
What is 70
300
5+6+3+2+8+9+5+5+2
What is the Median?
What is 5?
300
1+3+2++5+6+8+40+2+4+5+2+10+43
What is Q1,Q2,Q3 of the data set?
What is
Q1=2
Q2=5
Q3=10
400
How many kids have Nike shoes? Is this a statistical question? Explain why?
What is No, there is no specific person or group your asking the question to. The answer to this question does not have a variability of answers.
400
What would be the range of 12 as the upper quartile and 5 as the lower quartile?
What is 7; 12 (Upper Quartile) - 5 (lower Quartile) = 7
400
30+50+80+210
What is the mean?
What is 92.2
400
30+40+80+100+20+30+30
What is the median and the mode?
What is
Median=30
Mode=30
400
With a box and whisker plot what do the whiskers symbolize?
What is The upper and lower extremes
500
The 3 parts to a statistical question is information; it can be to anyone; answers have no variability. True or false. Explain
What is False, first it's supposed to be interesting information, Specific person or group your asking; and variability of answers.
500
Define upper and lower quartile.
What is
Upper Quartile - the median of the upper half of the data set.
Lower Quartile - the median of the lower half of the data
500
200+300+400+450+500
What is the mean?
What is 370
500
1+5+6++8+4+3+2+10+2+40+43+5
What is the median and the mode?
What is 0
Median=5
mode=2 & 5
500
What is a lower extreme and an upper extreme?
What is
lower extreme- smallest data piece
upper extreme- biggest data piece