3. Describing Data Numerically
Mean
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A retail store sells different models of smartphone (prices shown below). Find the mean price.
A
$847.83
B
$820.00
C
$799.00
D
$809.50
Verified step by step guidance1
Identify all the smartphone prices from the image: $799, $899, $749, $950, $870, and $820.
Add all the prices together to find the total sum. Use the formula: .
Count the number of smartphone prices listed. In this case, there are 6 prices.
Calculate the mean price by dividing the total sum of the prices by the number of prices. Use the formula: .
Interpret the result as the mean price of the smartphones sold in the store.
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