Question
what is the median value here
$150,000 2
$220,000 4
$490,000 3
$540,000 2
$800,000 5
$975,000 2
$150,000 2
$220,000 4
$490,000 3
$540,000 2
$800,000 5
$975,000 2
Answers
Answer
Anthony wants to know the average daily high temperatures in his town during the summer. He chose
two random samples of 10 consecutive days and recorded the daily high temperatures. The daily high
temperatures in Fahrenheit are as follows.
Sample 1: 78 82 85 87 90 85 79 86 91 88
Sample 2: 81 79 80 86 89 92 82 88 84 87
Find the mean daily high temperatures of each sample and calculate the difference between these
mean daily high temperatures.
(2 points)
two random samples of 10 consecutive days and recorded the daily high temperatures. The daily high
temperatures in Fahrenheit are as follows.
Sample 1: 78 82 85 87 90 85 79 86 91 88
Sample 2: 81 79 80 86 89 92 82 88 84 87
Find the mean daily high temperatures of each sample and calculate the difference between these
mean daily high temperatures.
(2 points)
Answer
These are the scores for two randomly selected lacrosse teams. Find the range of the number of goals
scored by each team. Based on the range, which team has a more consistent number of goals
scored?
Lacrosse Team 1: 6 0 4 17 3 12
Lacrosse Team 2: 23 14 22 14 17 22
(2 points)
scored by each team. Based on the range, which team has a more consistent number of goals
scored?
Lacrosse Team 1: 6 0 4 17 3 12
Lacrosse Team 2: 23 14 22 14 17 22
(2 points)
Answer
Fifteen students are randomly selected from two different classes. They were asked how many books
they read during the summer. Their responses are as follows. Find the median number of books read
by each class. Which class has a higher median number of books read?
Class 1: 0, 5, 3, 6, 7, 8, 10, 1, 1, 4, 5, 6, 4, 5, 6
Class 2: 2, 2, 4, 3, 0, 0, 6, 7, 10, 9, 6, 5, 3, 1, 2
they read during the summer. Their responses are as follows. Find the median number of books read
by each class. Which class has a higher median number of books read?
Class 1: 0, 5, 3, 6, 7, 8, 10, 1, 1, 4, 5, 6, 4, 5, 6
Class 2: 2, 2, 4, 3, 0, 0, 6, 7, 10, 9, 6, 5, 3, 1, 2
Answer
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45, 44, 30, 42, 41, 40, 50, 48, 52, 45, 39, 38
Company B: 29, 32, 48, 51, 49, 37, 33, 35, 36, 40, 45, 48, 43, 43, 44, 48
Which of the following statements is true?
1. The mean age of employees from Company A is higher than the mean age of employees from
Company B.
2. The median age of employees from Company A is lower than the median age of employees
from Company B.
3. The range of ages of employees from Company A is higher than the range of ages of
employees from Company B.
Company A: 34, 28, 36, 27, 45, 44, 30, 42, 41, 40, 50, 48, 52, 45, 39, 38
Company B: 29, 32, 48, 51, 49, 37, 33, 35, 36, 40, 45, 48, 43, 43, 44, 48
Which of the following statements is true?
1. The mean age of employees from Company A is higher than the mean age of employees from
Company B.
2. The median age of employees from Company A is lower than the median age of employees
from Company B.
3. The range of ages of employees from Company A is higher than the range of ages of
employees from Company B.
Answer
Maritza plays in a softball league. She wants to know about how many players in the league also play
basketball. Because there are 225 players in the league, she chooses the names of 45 of the players
and asks them whether they also play basketball. Describe the population and the sample. What is the
size of the population, and what is the size of the sample? Show your work.(2 points
basketball. Because there are 225 players in the league, she chooses the names of 45 of the players
and asks them whether they also play basketball. Describe the population and the sample. What is the
size of the population, and what is the size of the sample? Show your work.(2 points
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