MAT 142 4.2 Measures of Central Tendency

# MAT 142 4.2 Measures of Central Tendency

398.3k points

Age (x)            Frequency (f)

17                           2

18                           4

19                           7

20                           6

21                           2

22                           3

25                           2

26                           3

32                           1

Total

1. Consider the frequency distribution of freshman in a mathematics class.

a. Find the Mean ( x )

b. Find the median

c. Find the Mode(s)

d. Find the 5 number summary

1. A pair of identical twins joined the class in part (1). When their ages are added, the mean age in

the class is 21.16 years. How old are the twins?

MAT 142

393k points

#### Oh Snap! This Answer is Locked

Thumbnail of first page

Excerpt from file: Math Tutorial MAT 142 Problem set Unit: Statistics Topic: Measures of Central Tendency Directions: Solve the following problems. Please show your work, use proper notation and explain your reasoning. Age (x) 17 18 19 20 21 22 25 26 32 Total Frequency (f) 2 4 7 6 2 3 2 3 1 1. Consider the frequency

Filename: M1089.pdf

Filesize: 282.1K

Print Length: 1 Pages/Slides

Words: 223

Surround your text in *italics* or **bold**, to write a math equation use, for example, $x^2+2x+1=0$ or $$\beta^2-1=0$$

Use LaTeX to type formulas and markdown to format text. See example.