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General Maths Masterclass 2022 - Bivariate Data

Authored by Julie Tazzyman

Mathematics

1st - 3rd Grade

CCSS covered

Used 8+ times

General Maths Masterclass 2022 - Bivariate Data
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Researchers were investigating if a new reading program for eight-year-olds had an impact on their vocabulary. The results are shown in the graph, together with the least-squares regression line and R2 value of 0.6911. The correlation between the variables "Number od books read" and "Vocabulary test restults" could best be described as...

weak, positive and linear

strong, positive and linear

strong, negative and linear

moderate, positive and non-linear

Tags

CCSS.HSS.ID.C.9

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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A

B

C

D

Tags

CCSS.HSS.ID.B.6B

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Using the regression model, the best prediction for the vocabulary test result of a student who had read elevens books would be...

72

74

76

78

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

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Calculate the number of students surveyed.

Tags

CCSS.HSA.CED.A.3

5.

FILL IN THE BLANK QUESTION

1 min • 2 pts

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Calculate the percentage of students who travel by car (to 1 decimal place).

Tags

CCSS.8.SP.A.4

6.

FILL IN THE BLANK QUESTION

1 min • 2 pts

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Calculate the percentage bus travellers who were senior students (to one decimal place)

Tags

CCSS.8.SP.A.4

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Identify the explanatory variable

Tags

CCSS.HSS.ID.B.5

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