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Data and Statistics Texas

Authored by Anthony Clark

Mathematics

7th Grade

Used 1+ times

Data and Statistics Texas
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the approximate difference in the interquartile ranges?

20

12

32

40

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows test scores for two students.

Which statement is true?

The median of Richard’s scores was higher than the median of Jerry’s scores.

The median of Richard’s scores was lower than the median of Jerry’s scores.

The mean of Richard’s scores was higher than the mean of Jerry’s scores.

The means of Richard’s scores and Jerry’s scores were the same.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An ice cream store recorded daily sales for chocolate and vanilla ice cream.

Based on the results, which ice cream flavor is preferred, and what is the mathematical reason for this conclusion?

Chocolate, because it has the higher mean.

Vanilla, because it has the higher median.

Both are equally preferred, bexause the means are the same

Noth are equally preferred, becasue the medians are the same

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The dot plots below represent the amount of precipitation over seven months in San Marcos, Texas, and Ithaca, New York.

Which statement about the mean absolute deviation (MAD) is true?

The MAD for the San Marcos data is about 2.5 times the MAD for the Ithaca data.

The MAD for the Ithaca data is about 2.5 times the MAD for the San Marcos data.

The MAD for the San Marcos data is the same as the MAD for the Ithaca data.

The MAD cannot be determined from the data given.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the median score?

62

71

92

81

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the interquartile range (IQR)?

4

64

60

8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which plot has a larger interquartile range?

Top plot

Bottom plot

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