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13 questions
What is STATISTICS?
Statistics is the universal language of the sciences that involves information, numbers, visual graphics to summarize information and its interpretation. In other words, the science of collecting, describing, and interpreting data.
Statistics is a method of analyzing and collecting data that is not easily visible and must be described by using mathematics and other sciences.
Statistics is using data, concluding data and making inferential theories from the information that has a positive normal distribution.
Statistics involves using information, numbers, and descriptive conclusions to help businesses make corrective business decisions based on the descriptive techniques that create perfect graphs.
What type of graph is this?
Histogram
Bar
Pie chart
What is this Histograms Skewness?
skewed right/ positive
skewed left/ negative
symmetrical
What type of correlation does this graph have?
Negative
Positive
None
Which class has the higher median?
1st period
2nd period
What is the first step when creating a box and whisker plot?
Find the median
Find the lowest and highest values
Order the data set
Find the median of the top and bottom halves
Calculate the MEAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8,
7
8
7.4
10
Calculate the MEDIAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7
7
8
4
33, 25, 42, 25, 31, 37, 46, 29, 38
What is the third quartile of the data?
46
29
38
40
Find the IQR:
24, 25, 26, 27, 30, 32, 40, 44, 50, 52, 55, 57
20
24.5
60
What is the dot in the top right corner?
An outlier
influential point
Identify the outlier for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34
30
31
27
7
If m=3 and b=6, what is the correct slope intercept equation?
y=3x+6
y=3x-6
y=6x+3
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