The results from the last quiz that mr. tham gave his class are 10, 15, 25, 75, 75, 77, 80, 83, 85, and 90. which statistical measure makes these scores seem low overall?

Mean

Step-by-step explanation:

Mean is the average of all results.

Step 1 : Identify the formula of calculating mean

Mean = Sum of all data

             Number of data

Step 2 : Substitute the values in the formula

Mean = 10 + 15 + 25 +75 + 75 + 77 + 80 +83 + 85 + 90

                                        10

Mean = 615

              10

Mean = 61.5 marks

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answer

explanation

the area of a circle is calculated using the formula

or

we can use any of the above formulae to calculate the required. preferably, let us use the latter since the diameter is

we substitute the diameter into the formula to get:

this is the exact value for the area of the circle.

the correct answer is a