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Common Core Standard 8.SP.A.4 Questions

Understand that patterns of association can also be seen in bivariate categorical data by displaying frequencies and relative frequencies in a two-way table. Construct and interpret a two-way table summarizing data on two categorical variables collected from the same subjects. Use relative frequencies calculated for rows or columns to describe possible association between the two variables. For example, collect data from students in your class on whether or not they have a curfew on school nights and whether or not they have assigned chores at home. Is there evidence that those who have a curfew also tend to have chores?

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You can create printable tests and worksheets from these questions on Common Core standard 8.SP.A.4! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 8 Collecting and Interpreting Data CCSS: 8.SP.A.4

Out of 1,000 plants, some were given a new fertilizer and the rest were given no fertilizer. Some of the plants lived and some of them died, as shown below.
Lived - 200 had fertilizer, 600 had no fertilizer
Died - 50 had fertilizer, 150 had no fertilizer
Which of the following statements is supported by the data?

Fertilized plants died at a higher rate than unfertilized plants did.
Fertilized plants and unfertilized plants died at the same rate.
Fertilized plants died at a lower rate than unfertilized plants died.
None of the above statements can be supported by the data.

Grade 8 Collecting and Interpreting Data CCSS: 8.SP.A.4

The weather was observed for 30 days. Each day was classified as sunny or cloudy, and also classified as windy or not windy. The results are shown below:
Sunny - 5 days windy, 15 days not windy
Cloudy - 4 windy, 6 not windy
Which of the following statements is NOT supported by the data?

25% of the sunny days were also windy.
29% of the not windy days were also cloudy.
40% of the cloudy days were also windy.
50% of the windy days were also sunny.

Grade 8 Collecting and Interpreting Data CCSS: 8.SP.A.4

150 students were surveyed and asked whether they played a sport and whether they played an instrument. The results are listed below: 60 play a sport and an instrument, 30 play a sport and not an instrument, 10 do not play a sport and play an instrument, and 50 do not play an instrument and do not play a sport. What fraction of students who play an instrument also do not play a sport?

$1//5$
$1//7$
$1//6$
$3//5$

Grade 8 Collecting and Interpreting Data CCSS: 8.SP.A.4

At Simmons school the following survey was done: 83 students are in honor roll and extracurricular activities, 79 students are in honor roll but not in extracurricular activities, 167 are not in honor roll but in extracurricular activities, and 54 are not in honor roll and not in extracurricular activities. Of the total number of students researched, what percent had made the honor roll?

42%
50%
67%
None of the above

Grade 8 Fractions and Ratios CCSS: 8.SP.A.4

150 students were surveyed and asked whether they played a sport and whether they played a musical instrument. The results are listed below: 60 students play an instrument and sport, 30 play a sport and not an instrument, 10 do not play a sport but play an instrument and 50 do not play a sport and do not play an instrument. What fraction of the 150 students do not play a sport and do not play an instrument?

$1//6$
$1//5$
$1//4$
$1//3$

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