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Data Analisys

Last updated over 7 years ago

15 questions

Note from the author:

TEKS: 7.6G, 7.12A, 7.12C

1 point

1

Question 1

1.

Fewer than 30% of the students chose red, yellow, or orange as their favorite color.

More than 1/10 of the students chose pink as their favorite color.

Exacly 18% of the students chose blue as their favorite color

Exacly 2/5 of the students chose green, black, or purple as their favorite color.

1 point

1

Question 2

2.

6 hours

20 hours

7.5 hours

1.5 hours

1 point

1

Question 3

3.

Country and opera

Jazz and opera

Jazz, opera, and rock

Country, jazz, and rock

1 point

1

Question 4

4.

2.88 hours

0.48 hour

2. 40 hours

0.12 hour

1 point

1

Question 5

5.

Krista spends 50% of her income on housing and food

Krista spends 25% of her income on her car and utilities

Krista spends 50% of her income on housing and utilities

Krista spends 25% of her income on food and entertainment

1 point

1

Question 6

6.

Ted's conclusion is invalid because 1/4 of 120 is 30

Ted's conclusion is invalid because 40% of 24 is 9. 6

Ted's conclusion is valid because 40% of 120 is 48

Ted's conclusion is valid because 1/4 of 192 is 48

1 point

1

Question 7

7.

25%

8%

24%

76%

1 point

1

Question 8

8.

750

1,080

360

1,168

1 point

1

Question 9

9.

The range of the data from Farm Y is equal to the range of data for Farm X

The third quartile of the data for Farm Y is less than the third quartile of the data for Farm X

The median of the data for Farm Y is greater than the median of the data for Farm X

The first quartile of the data for Farm Y is greater than the first quartile of the data for Farm X

1 point

1

Question 10

10.

The distribution of the data for team A and Team B are aproximately symmetrical.

The median height of the players on Team B is less than the median height of the players on Team A

Team B has a greater range in player heights than Team A has

The mode height of the players on on Team B is less than the mode height of the players on Team A

1 point

1

Question 11

11.

The range of the data for Mr. Bonham's class is less than the range of the data for Mrs. Kelso's class

The data for Mrs. Kelso's class are more symmetrical than the data for Mr. Bonham's class

The median number of the data for Mr. Bonham's class is less than the median number of the data for Mrs. Kelso's class.

The interquartile range of the data for Mrs. Kelso's class is greater than the interquartile range of the data for Mr. Bonham's class.

1 point

1

Question 12

12.

I only

I and III

II and III

III only

1 point

1

Question 13

13.

The data for Waldo's fish and the data for Freddy's fish are skewed to the right

The median lenght of the fish caught by Waldo is greater than the median lenght of the fish caught by Freddy.

The range of the lenght of the fish caught by Freddy is greater than the range of the lenght of the fish caught by Waldo.

The data for Waldo's fish and the data for Freddy's fish are approximately symmetrical.

1 point

1

Question 14

14.

The mediand amount of time the first class spent exercising was greater than the median amount of time the second class spent exercising.

The range for the second class was less than the range for the first class.

The interquartile range for the first class was less than the interquartile range for the second class.

The minimum amount of time the second class spent exercising was greater than the minimum amount of time the first class spent exercising.

1 point

1

Question 15

15.

Girls like country music more than all other genres combined

More girls than boys like rock music

Boys like country music more than rock music

Boys like rock music more than girls like rap music