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Statistics Review

  •  English    17     Public
    Math 8 probability and box plots
  •   Study   Slideshow
  • What is the best estimate of a final exam score for a student who had a quiz average of 85?
    Anything between 65 and 75
  •  15
  • Does the scatterplot have a positive, negative, or no correlation?
    negative
  •  10
  • List the 5 numbers you would need to make a box plot of this data.
    Min = 75, LQ = 89, Median = 101, UQ = 111, Max = 125
  •  25
  • Using the median as the measure, which is closest to the difference in the heights between the potted tomatoes and the garden tomatoes.
    3
  •  20
  • Compare the percentage of students that made $8.50 or more.
    25% more 12th graders made more than $8.50 than 11th graders.
  •  20
  • What is the range of the box plot?
    70
  •  15
  • What is the lower quartile of the data?
    70
  •  15
  • What is the probability that Lawrence will randomly select an orange tile, not replace it, then randomly select a blue tile?
    9.6%
  •  25
  • The arrow of each spinner is spun once. What is the probability the arrows will land on a section labeled "1" and a section labeled "g"?
    3/32
  •  20
  • A box contains five cards lettered A, A, B, C, D. If 1 card is selected at random and NOT replaced, what is the probability of choosing an A and then a C?
    1/10
  •  15
  • What is the probability?
    A
  •  20
  • Joquan will randomly select 2 marbles from the bag with no replacement. What is the probability he will select a red marble and then NOT a green marble?
    1/3 or .3333333...
  •  25
  • Hector has 15 shirts in his drawer that are all the same size and shape. He randomly selects 2 without replacement. Is that independent or dependent probability?
    Dependent
  •  15
  • Is drawing a card from a deck then drawing another, without replacement, independent or dependent probability?
    dependent
  •  15
  • Is tossing a coin then rolling a die independent or dependent probability?
    Independent
  •  15
  • Eric and Sue will randomly select from a treat bag containing 6 lollipops and 4 gum balls. Who has the greater probability of selecting 1 lollipop then 1 gumball?
  •  15