vocab review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | statistics
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| includes collection, organization, summarizing, graphical displays | show 🗑
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| show | inferential statistics
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| show | data
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| show | quantitative data
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| show | qualitative data
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| assume values that can be counted | show 🗑
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| show | continuous variables
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| consists of all subjects that are being studied | show 🗑
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| subset of a population | show 🗑
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| sample of an entire population | show 🗑
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| characteristic or a fact of a population | show 🗑
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| a characteristic or a fact of a sample | show 🗑
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| an organization of raw data into tabular form using classes (or intervals) and frequencies | show 🗑
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| number of times the value occurs in the data set | show 🗑
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| represent data that can be placed in specific categories, such as gender, hair color, or religious affiliation | show 🗑
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| show | ungrouped frequency distribution
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| show | relative frequency
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| sum of the frequencies for all values at or below the given value | show 🗑
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| show | cumulative relative frequency
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| obtained by constructing classes (or intervals) for the data and then listing the corresponding number of values (frequency count) in each interval | show 🗑
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| show | dot plot
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| show | bar chart/ bar gram
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| show | histogram
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| a graph that displays the data using lines to connect points plotted for the frequencies. The frequencies represent the heights of the vertical bars in the histogr | show 🗑
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| show | stem and leaf plot
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| show | time-series graph
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| a circle that is divided into slices according to the percentage of the data values in each category | show 🗑
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| of bar chart in which the horizontal axis represents categories of interest | show 🗑
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| show | mean
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| the numerical value in the middle when the data set is arranged in order | show 🗑
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| show | mode
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| show | positively skewed
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| show | negatively skewed
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| show | symmetrical distribution
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| show | range
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| show | interquartile range
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| show | mean deviation
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| almost the average of the squared deviations of the data from the mean | show 🗑
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| show | standard deviation
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| the relative amount of dispersion in a data set. Used to compare data that use different units. | show 🗑
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| about 68% of the data is within 1SD of the mean, about 95% of the data is within 2SD of the mean, about 99.7% of the data is within 3SD of the mean | show 🗑
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| show | left-skewed distribution
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| show | right-skewed distribution
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| show | z score
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| show | percentiles
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| show | box plot
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| show | scatter plot
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| a statistical relationship between two variables | show 🗑
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| named data | show 🗑
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| show | ordered data
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| show | uniformly spaced values with no natural zero
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| show | uniformly spaced values with a natural zero
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| simple random sample (SRS) | show 🗑
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| show | gather data in the easiest way possible
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| cluster sample | show 🗑
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| stratified sample | show 🗑
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| systematic samples | show 🗑
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