Statistics Homework Ch 2

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

This preview shows pages 1–2. Sign up to view the full content.

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

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

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...
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

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

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online