Study

1.09 Linear Models Test Review

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  • There __________appear to be an association between eating breakfast and feeling energetic in the afternoon.
    does
  • How many vehicles older that 8 years failed the emission test?
    3
    7
    4
    2
  • Which number could represent the y-intercept for this relation?
    -1/2
    1
    10
    -2
  • What is the relative frequency of category 1 group B?
    0.68
  • What is the relative frequency of category 1 group 2?
    0.75
  • More adults who feel energetic in the afternoon _______________________.
    Eat breakfast
  • More female high school students____________________________.
    plan to go to college.
  • Of those who were not happy with their purchase, about what percent purchased model A?
    18%
  • What is the outlier?
    (2,18)
    (10,10)
    (18,2)
    (1,1)
  • How many in plot A had a disease present?
    1
    2
    3
  • What does 0.73 stand from
    the spring will stretch 0.73 inches with no force applied
    the spring has no stretch
    the spring will stretches at a rate of 0.73 pounds per inch
    the spring will stretch 0.73 inches for each pound applied
  • There ___________ appear to be an association between gender and whether a high school student plans to go to college.
    does not
  • Describe this relationship
    Negative Linear Association
  • How many vehicles older that 8 years passed the emission test?
    2
    1
    4
    3
  • According to the model, what is the average number of pizzas sold in one night if no coupons are issued?
    43
    70
    21
  • What is the relative frequency of category 1 group A?
    0.32
  • Which number could represent the y-intercept for this relation?
    1
    -7
    6
    12
  • According to the model, what is the systolic blood pressure of a newborn?
    95 mm Hg
    55 mm Hg
    0 mm Hg
    110mm Hg
  • What is the relative frequency of category 1 group 1?
    0.25
  • How many in plot B did not have a disease present?
    3
    1
    2
  • What does the five stand for?
    the customers increased by 5 each month
    there were five costumers each month
    there were 5 costumers per night when the restaurant opened
    the restaurant has been open for five months
  • Describe the association
    positive and nonlinear
    no association
    positive and linear
    negative and nonlinear
  • Of those who were not happy with their purchase, about what percent purchased model B?
    82%