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القناة الأساسية
@stepbystep001

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Box-and-Whisker Plot :A plot that shows the center, spread, and skewness of a data set
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It is constructed by drawing a box and two whiskers that use the mean
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Scatterplots are created to examine these relationships graphically
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The correlation coefficient is a measure of nonlinear association between two variables
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A scatterplot is a tree of two continuous variables.
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المحاضره الرابعه
............., which measures the likelihood that an event will occur, is an important part of statistics
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Probability
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statistics
In inferential statistics, we make decisions under conditions of certainty
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is a process that, when performed, results in one and only one of many observations
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experience
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experiment
These observations are called the … of the experiment.
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incomes
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outcomes
The collection of all outcomes for an experiment is called a …
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sample space
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population space
The sample space for an experiment can also be illustrated by drawing
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Venn diagram
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tree diagram
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Any of them
is a collection of one or more of the outcomes of an experiment
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sample
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event
Simple Event : is a collection of more than one outcome for an experiment
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An event that includes one and only one of the (final) outcomes for an experiment
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Simple Event
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Compound Event
is a numerical measure of the likelihood that a specific event will occur
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statistics
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Probability
Σ p(Ei) = …..
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rule is applied to compute the probabilities of events for an experiment for which all outcomes are equally likely.
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Relative frequency concept of probability
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Subjective probability concept
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Classical Probability