Flashcards in quiz 19 9.1-9.11 Deck (6)

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1

##
Find the mean, median, and mode:

12; 10; 9; 4; 10; 8; 3; 5; and 11

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Mean (the average) 12 + 10 + 9 + 4 + 10 + 8 + 3 + 5 + 11 = 72 72 divided by 9 = 8

median (the middle #) 3,4,5,8,9,10,10,11,12 middle number is 9 so median is 9

mode (# that occurs most frequently) 10

2

##
Find the mean, median, and mode:

54; 18; 76; 42; 76; and 46

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mean (average) 52

median (if there are an even amount of #s, average 2 middle #s) 18,42,46,54,76,76 so average 46 & 54 & get 50 as the median

mode (# that occurs most) 76

3

## Find the Pct for 12 games won out of 21 games played. Round to the nearest thousandth.

### 12 divided by 21 = .571

4

## Find the Pct for 10 games won and 8 games lost. Round to the nearest thousandth.

### 10 divided by 18 (the total number of games) = .556

5

## If 1/4 inch equals 50 miles, find the miles represented by 4 1/2 inches.

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4 1/2 divided by 1/4 = 9/2 x 4/1 = 18

18 x 50 = 900 miles

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