Math

QuestionFind the mean (to two decimal places) of these ages: 18, 18, 18, 18, 18, 19, 19, 19, 20, 22, 22, 23, 23, 23, 24, 25, 26, 26, 29, 33, 64.

Studdy Solution

STEP 1

Assumptions1. The set of ages is 18,18,18,18,18,19,19,19,20,22,22,23,23,23,24,25,26,26,29,33,6418,18,18,18,18,19,19,19,20,22,22,23,23,23,24,25,26,26,29,33,64 . We are asked to find the mean of this set of ages3. The mean is calculated by summing all the values in the set and then dividing by the number of values in the set

STEP 2

First, we need to find the sum of all the ages.Sum=18+18+18+18+18+19+19+19+20+22+22+23+23+23+24+25+26+26+29+33+64Sum =18 +18 +18 +18 +18 +19 +19 +19 +20 +22 +22 +23 +23 +23 +24 +25 +26 +26 +29 +33 +64

STEP 3

Calculate the sum of all the ages.
Sum=18+18+18+18+18+19+19+19+20+22+22+23+23+23+24+25+26+26+29+33+64=505Sum =18 +18 +18 +18 +18 +19 +19 +19 +20 +22 +22 +23 +23 +23 +24 +25 +26 +26 +29 +33 +64 =505

STEP 4

Now that we have the sum of all the ages, we need to find the number of ages in the set. This is simply the count of the values in the set.
Numberofages=21Number\, of\, ages =21

STEP 5

Now, we can calculate the mean by dividing the sum of the ages by the number of ages.
Mean=Sum/NumberofagesMean = Sum / Number\, of\, ages

STEP 6

Plug in the values for the sum and the number of ages to calculate the mean.
Mean=505/21Mean =505 /21

STEP 7

Calculate the mean.
Mean=505/21=24.05Mean =505 /21 =24.05The mean age of students who seek counseling at the Campus Counseling Center is24.05 years.

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