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Topic Review: Statistics & Probability

Quiz by NYSED Math Grade 7

Grade 7
Math
Common Core

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24 questions
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  • Q1
    Question Image
    60s
    7.SP.C.7.B
  • Q2
    Question Image
    60s
    7.SP.C.6
  • Q3
    Malika and Adrian prepared containers of potato salad at a deli. Each container was supposed to have a mass of one pound. The manager selected a random sample of containers prepared by each employee to check the mass of each container. The results are shown in the table below. Which inference is BEST supported by these data?
    Question Image
    Most of Adrian's containers will have a mass closer to one pound than most of Malika's containers.
    Adrian will produce more containers with a mass of exactly one pound than Malika will.
    Malika will produce more containers with a mass of exactly one pound than Adrian will.
    Most of Malika's containers will have a mass closer to one pound than most of Adrian's containers.
    60s
    7.SP.B.4
  • Q4
    60s
    7.SP.C.5
  • Q5
    Leanne collects data throughout the basketball season and uses these data to determine the probabilities of different teams playing in the league championship game. The probabilities for her four favorite teams playing in the championship game are shown below. Which of these teams is LEAST LIKELY to play in the championship game?
    Question Image
    Titans
    Bulldogs
    Redbirds
    Tigers
    60s
    7.SP.C.5
  • Q6
    A researcher surveyed five randomly selected employees from each of four different companies about their daily commutes to work. The table shows the commute times for the surveyed employees. Based on the data, which company most likely has the longest average commute time per employee?
    Question Image
    Company 4
    Company 3
    Company 1
    Company 2
    60s
    7.SP.B.4
  • Q7
    60s
    7.SP.C.7.A
  • Q8
    A bowling team participates in a two-day tournament and records the scores for each team member on both days. The scores for both days are represented by the box plots below. Which conclusion can be drawn from the box plots?
    Question Image
    The scores on Friday have a greater interquartile range than the scores on Saturday, but both data sets have the same median.
    The scores on Friday have a greater median and a greater interquartile range than the scores on Saturday.
    The scores on Friday have a greater median than the scores on Saturday, but both data sets have the same interquartile range.
    The scores on Friday and the scores on Saturday have the same median and interquartile range.
    60s
    7.SP.B.3
  • Q9
    A seventh grade English Language Arts teacher wants to order books for all the seventh grade classes. He wants to determine the favorite type of book among the seventh grade students. Which sample would be the most appropriate for this survey?
    7 girls in each of his classes
    every fifth student in the seventh grade
    all of the boys in one of his seventh grade classes
    1 out of 7 students in his middle school
    60s
    7.SP.A.1
  • Q10
    A board game has a spinner divided into sections of equal size. Each section is labeled with a number between 1 and 5. Which number is a reasonable estimate of the number of times the spinner will land on a section labeled 5 over the course of 150 spins?
    Question Image
    15
    25
    60
    40
    60s
    7.SP.C.6
  • Q11
    Question Image
    60s
    7.SP.C.7.B
  • Q12
    A principal gathered data about the distance, in miles, that his teachers and bus drivers live from the school. The box plots below show these data. Based on the box plots, which statement is true?
    Question Image
    The range of the distances for the teachers is twice the range of the distances for the bus drivers.
    The interquartile range of the distances for the bus drivers is twice the interquartile range of the distances for the teachers.
    The range of the distances for the teachers is 5 miles less than the range of the distances for the bus drivers.
    The interquartile range of the distances for the bus drivers is 5 miles less than the interquartile range of the distances for the teachers.
    60s
    7.SP.B.3
  • Q13
    A spinner with seven equal-sized sections was used to play a game. • It was used 250 times in the first game. • Of those 250, the arrow landed on section 7 a total of 35 times. • The same spinner was used 150 times in the second game. How many times did the spinner MOST LIKELY land on section 7 in the second game?
    14
    30
    21
    35
    60s
    7.SP.C.6
  • Q14
    A computer program selects blue, red, or green as the background color each time the program is used. • The program was used 45 times on the same computer in one week. • Of those 45 times, a blue background appeared 12 times and a red background appeared 21 times. Based on this information, which statement about the likelihood of the green background appearing the next time the program is used is true?
    Green is just as likely as red or blue to appear.
    Green is just as likely as blue to appear, but not as likely as red.
    Green is not as likely as blue to appear, but is as likely as red.
    Green is not as likely as red or blue to appear.
    60s
    7.SP.C.7.B
  • Q15
    Which number represents the probability of an event that is very likely to occur?
    0.89
    0.09
    0.12
    1.3
    60s
    7.SP.C.5

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