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Review for Topic 4 Mid Topic Quiz

Quiz by HEATHER POSTMA

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11 questions
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  • Q1
    How many clusters are in this scatter plot?
    Question Image
    1
    3
    4
    2
    30s
  • Q2
    What is a cluster?
    Question Image
    an area with the most data points
    an area with the least data points
    an area with the greatest point
    an area between data points
    30s
  • Q3
    As the time increases, the distance from home _____.
    Question Image
    decreases
    increases
    30s
  • Q4
    In general, the number of people is ___________ when the temperatures are higher.
    Question Image
    higher
    lower
    30s
  • Q5
    What is the equation of the line using points ( 0, 48) and (6, 75)
    Question Image
    y = 48x + 4
    y = 10x + 48
    y = 4.5x + 48
    y = 4.5x + 70
    60s
  • Q6
    When finding the slope of a "best fit" line, you must use actual data points.
    Question Image
    False
    True
    30s
  • Q7
    What best describes this graph?
    Question Image
    non linear
    weak positive linear
    strong positive linear
    weak negative
    30s
  • Q8
    What best describes this graph?
    Question Image
    strong positive linear
    strong negative linear
    weak negative
    non linear
    30s
  • Q9
    What best describes this graph?
    Question Image
    weak negative
    non linear
    strong positive
    strong negative
    30s
  • Q10
    Which statement is FALSE about this graph?
    Question Image
    most growth happened between age 0-20
    most adults jaw length is over 100
    the most growth happens after age 20
    30s
  • Q11
    Which statement is FALSE about this graph?
    Question Image
    Using a best fit line, one could predict that someone runs 3 km they weigh 86-87 kg.
    there is an outlier at (70,90)
    there is a weak negative association between km run and weight
    there is a strong negative association between km run and weight
    30s

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