The answer is B. Plug in the x values to check the y values.
Answer:x = -8
Step-by-step explanation:
Answer
B) x + 20 ≥ 50
Step-by-step explanation:
Answer:440.925
Step-by-step explanation:
The measure of dispersion that measures how much the data differ from the mean is called the standard deviation.
<h3>What is standard deviation?</h3>
Standard deviation is a statistical measure of dispersion as opposed to the measure of central tendency like mean, median and mode.
The standard deviation is a measure of how spread out data values are around the mean.
It is defined as the square root of the variance and represented with the Greek letter σ.
Learn more about standard deviation at: brainly.com/question/16555520
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