Question
Is the histogram uniform, symmetric, or skewed?
A histogram with 5 bars is shown. The graph has a scale of 0 to 10 in increments of one.
The first bar has a height of 10.
The second bar has a height of 8.
The third bar has a height of 3.
The fourth bar has a height of 2.
The fifth bar has a height of 1.
(1 point)
Responses
uniform
uniform
symmetric
symmetric
skewed
skewed
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The histogram is skewed.
The table shows the number of hours that a group of friends spent in their first week training to run a marathon. In the second week, they each add five hours to their training times. What are the mean, median, mode, and range of times for the second week?
Runner Hours
Jeff 9
Mark 5
Karen 5
Costas 5
Brett 7
Nikki 6
Jack 7
(1 point)
Responses
mean = 10
median = 11
mode = 11.3
range = 4
mean = 10 median = 11 mode = 11.3 range = 4
mean = 11
median = 11.3
mode = 10
range = 0.3
mean = 11 median = 11.3 mode = 10 range = 0.3
mean = 11.3
median = 11
mode = 10
range = 4
mean = 11.3 median = 11 mode = 10 range = 4
mean = 11.3
median = 11
mode = 10
range = 0.3
mean = 11.3 median = 11 mode = 10 range = 0.3
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The correct response is:
mean = 11.3
median = 11
mode = 10
range = 4