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17 questions
The POPULATION in statistics is best described by...
a collection, or set, of individuals, objects, or events whose properties are to be analyzed
the total number of people that live in a particular city
the incomplete collection of individuals or objects that are of interest to the sample collector
a collection of people that are being analyzed for membership on a list of particular elements to be studied
Statistics are used...
in education
in science
in government
in mathematics
all of the answer choices
A finite population is one that...
can be physically listed
the membership in the population is unlimited
ends abruptly due to a catastrophy
ends abruptly due to natural causes, such as a flood or the ice age
A sample is...
a subset of a population
an infinite selection of a population
a characteristic of a population
a data value generated by the statistical information
An experiment is...
a planned activity whose results yield a set of data
a numerical value that summarizes all of the data of an entire population
the set of values collected from the variable from each of the elements that belong to the sample
A numerical value summarizing the sample data
A statistic is...
a planned activity whose results yield a set of data
a numerical value that summarizes all of the data of an entire population
the set of values collected from the variable from each of the elements that belong to the sample
A numerical value summarizing the sample data
What is the range of this data?
16
4
20
18
What is the median of this data?
20
12
4
13
You have a mean of 56 and a standard deviation of 4.3. What is +2 standard deviations from the mean?
60.3
47.4
51.7
64.6
What percent of data lies within 1 standard deviation from the mean?
95%
99%
68%
100%
What is the smallest dog's weight?
(Use the stem and leaf plot.)
1
40
13
0
How many dogs weighed 90 Pounds?
(Use the stem and leaf plot.)
2
1
0
11
Find the Median
2, 7, 9, 12, 15, 17, 20
9
15
12
17
Find the MODE
70, 75, 77, 79, 79, 80, 81, 81, 81, 83, 85
79
81
80
85
Which is a normal distribution graph?
35 is
mean
variance
standard deviation
1st quartile
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