Worksheets1.08 Linear Transformation w/ review
Total questions: 14
Worksheet time: 25mins
Given the data: 6, 7, 2, 8, 9 ,1 ,11 9, and 15
Which statistic would change if 10 was added to each data point?
mean
median
mode
Q1
Q3
range
Standard Deviation
IQR
Given the data: 6, 7, 2, 8, 9 ,1 ,11 9, and 15
Which statistic would change if 7 was multiplied to each data point?
mean, median, modem Q1 & Q3
range, IQR, & Standard Deviation
all statistics will change
nothing will change
can not be determine
Given the statistic: mean: 25 Med: 27 Mode: 22 SD: 6 IQR: 15
What would be the new statistics if 9 was subtracted? Select all that is true
mean: 16
median: 18
median: 243
mode: 9
IQR: 15
Given the data: 6, 7, 2, 8, 9 ,1 ,11 9, and 15
If 7 was multiplied to each data point, the new mean is (a) and standard deviation is (b) .
When increasing each data point by 11, what would happen to all of its statistics?
The mean, median, mode, Q1 and Q3 would increase by 11
The mean, median, mode, Q1 and Q3 would increase by a multiple of 11
The range, IQR and SD would stay the same.
All statistics would increase by a multiple of 11.
All statistics will shift to the right by 11
Given the data: 4, 5, 10, 12, 7, 8, 3, 6, and 14
Which statistic would NOT if 3 was added to each data point?
nothing will change
all statistics will change
range, IQR, & Standard Deviation
mean, median, Q1 & Q3
can not be determined
Given the data: 2, 4, 6, 8, 10, 12, 14, 16, and 18
Which statistic would change if each data point was divided by 2?
mean, median, Q1 & Q3
range, IQR, & Standard Deviation
all statistics will change
can not be determined
nothing will change
Given the data: 5, 7, 9, 11, 13, 15, 17, 19, and 21
Which statistic would change if 5 was subtracted from each data point?
mean, median, Q1 & Q3
range, IQR, & Standard Deviation
can not be determined
all statistics will change
nothing will change
REVIEW QUESTION:
In 2015, the mean height of U.S. males aged 20 years and older was 69.1 inches with a standard deviation of 2.25 inches. Dr. taller takes a random sample of college males and finds a mean of 71.3 inches and a standard deviation of 2.5 inches. Match the symbol with what it represents.
μ
69.1 inches
σ
2.25 inches
x-bar
71.3 inches
s
2.5 inches
REVIEW QUESTION
A ________ is a numerical value that describes a characteristic of a population.
(a)
Statistic
Sampling distribution
Standard error
REVIEW QUESTION
Categorical or Quantitative
zip-code
colors
car model
college major
hair type
shoe brands
height of middle schooler
weight of dogs
unit 1 test grade
GPA
number of college acceptance letter
reading score
jersey number
REVIEW QUESTION
Match the name to its graph
Bar Graph
Pie Chart
Scatter Plot
Dot Plot
Histogram
REVIEW QUESTION
Which group had the lower median shopping time?
Group A
Group B
the medians are the same
cannot be determined
REVIEW QUESTION
The five-number summary consists of the
Mean, Median, Mode, Range, IQR
Median, Mean, Max, Min, IQR
Min, Max, Mean, first and third quartiles
Min, Max, Median, first and third quartiles
