Posted by Mary on Sunday, February 8, 2009 at 12:59am.
ARE THESE ANSWERS CORRECT?
Directions: The playing times for 20 songs on a top-hits radio station are recorded in the chart below.
Using the times listed in the chart, circle the correct answer for questions 1-3 below.
Playing Time (minutes:seconds)
3:32 3:24 2:54 3:07 4:52 3:45 2:39 3:09 3:34 3:26
3:35 4:17 4:03 3:52 5:10 4:59 3:07 4:00 3:07 2:56
1. In a stem-and- leaf plot of this data where 33|2 represents 3:32, which of the following stems has the
fewest number of leaves?
A. 25
B. 30
C. 45
D. 51
2. In a frequency distribution of this data, how many data values are in the class 3:00 – 3:30?
A. 11
B. 5
C. 6 MY ANSWER because between 3:00- 3:30 has frequency of 6 data
D. 7
3. In a histogram of this data, which bar would have the greatest height?
A. 3:00-3:15 MY ANSWER
B. 3:15-3:30
C. 3:30-3:45
D. 3:45-4:00
Statistics - Mary, Sunday, February 8, 2009 at 12:55am
ARE THESE ANSWERS CORRECT?
Directions: The playing times for 20 songs on a top-hits radio station are recorded in the chart below.
Using the times listed in the chart, circle the correct answer for questions 1-3 below.
Playing Time (minutes:seconds)
3:32 3:24 2:54 3:07 4:52 3:45 2:39 3:09 3:34 3:26
3:35 4:17 4:03 3:52 5:10 4:59 3:07 4:00 3:07 2:56
1. In a stem-and- leaf plot of this data where 33|2 represents 3:32, which of the following stems has the
fewest number of leaves?
A. 25
B. 30 MY ANSWER
C. 45
D. 51
2. In a frequency distribution of this data, how many data values are in the class 3:00 – 3:30?
A. 11
B. 5
C. 6 MY ANSWER because between 3:00- 3:30 has frequency of 6 data
D. 7
3. In a histogram of this data, which bar would have the greatest height?
A. 3:00-3:15 MY ANSWER
B. 3:15-3:30
C. 3:30-3:45
D. 3:45-4:00
- Pre-calculus - Damon, Sunday, February 8, 2009 at 6:42am
I changed : to . so I could use ordering software
2.39,
2.54,
2.56,
3.07,
3.07,
3.07,
3.09,
3.24,
3.26,
3.32,
3.34,
3.35,
3.45, note on boundary for part 3
3.52,
4,
4.03,
4.17,
4.52,
4.59,
5.1
- Pre-calculus - james, Thursday, January 31, 2013 at 8:48am
1 D. 2 C. 3 A.
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