Saturday
December 20, 2014

Homework Help: Pre-calculus

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

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math-stats - The playing times of 20 songs on a top-hits radio station are ...
Statistics - Construct the appropriate control chart for the observations listed...
Math - Can you see if my answers are correct? Directions find the GCF: (I did ...
Math - To chart the movement of a polar bear, scientists attached a radio ...
GCF Math Check - Can you see if my answers are correct? Directions find the GCF...
math - a) Complete the chart below to compare y=-3(x+4)^2-2 to y=a[k(x-d)]n +c. ...
Math - Sagal works as a DJ at a local radio station.On occasion, she chooses ...
college - The CIO of ABC Health Care wants you to develop an organizational ...
busi/stats - The Quality Assurance Department selected a sample of 12 printed ...
stats - The Quality Assurance Department selected a sample of 12 printed ...

Search
Members