Statistics Homework Ch 2

Statistics Homework Ch 2 - (Actual Low) Frequency Class...

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Kate-Lynn Tetreault MAT 120 Statistics 4 6 12 20 Class Frequency 0.00-0.20 2 0.21-0.41 0 0.42-0.82 8 .83-1.03 8 1.04-1.24 8 1.25-1.45 3 1.46-1.66 0 1.67-1.87 0 22 Class Frequency 39-45 4 46-52 9 53-59 14 60-66 7 67-73 1 The advantage of using relative frequency distributions instead of frequency  distributions is that you can compare them much easier Class midpoint- (2.99+0.00)/2=1.495 Class width- (2.99- 0.00)/6=0.498333333 Class boundaries-(2.99- 2.50)=0.49 The gap between the lowest frequency and the highest frequency in  excersize 8 may suggest that there is data from two different populations. 0.00-0.20 0.42-0.82 1.04-1.24 1.46-1.66 0 1 2 3 4 5 6 7 8 9 Frequency Distribution Frequency Class Frequency 39-45 46-52 53-59 60-66 67-73 0 2 4 6 8 10 12 14 16 Forecast and Actual Temperatures 
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Unformatted text preview: (Actual Low) Frequency Class Kate-Lynn Tetreault MAT 120 Statistics Class Frequency 0.00-0.2 30 0.3-0.5 1 0.6-0.8 1 0.9-1.1 1.2-1.4 1.5-1.7 1 1.8-2.0 1 2.1-2.3 2.4-2.6 2.7-2.9 1 10 Class Frequency 90-100 2 101-111 3 112-122 10 123-133 14 134-144 9 145-155 2 12 Class Frequency 90-99 2 100-109 3 110-119 10 120-129 14 130-139 7 140-149 2 150-159 2 22 ? 24 ? 0.00-0.2 0.6-0.8 1.2-1.4 1.8-2.0 2.4-2.6 5 10 15 20 25 30 35 Forecast and Actual Temperatures (Precipitation) Frequency Class Frequency 2 4 6 8 10 12 2 4 6 8 10 12 Old Faithful Geyser (height) Height 2 4 6 8 10 12 2 4 6 8 10 12 Geyser Heights Class...
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Statistics Homework Ch 2 - (Actual Low) Frequency Class...

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