ALEKS Statistics and Probability 2

Question 1

What is the range of: 15, 22, 8, 31, 19?

Accepted Answer

23

Answer

19

Answer

31

Answer

15

Question 2

A standard die is rolled. What is the probability of rolling a number greater than 4?

Accepted Answer

1/3

Answer

2/3

Answer

1/2

Answer

1/6

Question 3

In a class of 30 students, 12 prefer math. What percentage prefer math?

Accepted Answer

40%

Answer

30%

Answer

36%

Answer

42%

Question 4

What type of correlation is shown when one variable increases as the other decreases?

Accepted Answer

Negative correlation

Answer

Positive correlation

Answer

No correlation

Answer

Zero correlation

Question 5

Which display best shows the distribution of a large data set?

Accepted Answer

Histogram

Answer

Pie chart

Answer

Bar graph

Answer

Line graph

Question 6

A card is drawn at random from a standard 52-card deck. What is the probability of drawing a king?

Accepted Answer

1/13

Answer

4/52

Answer

1/4

Answer

4/13