Skip to Content

Build your own quiz

12 questions

Show Answers

See Preview

- Multiple ChoicePlease save your changes before editing any questions.
What is the joint relative frequency for girls who like soccer?

45%

33%

22.5%

64.2%

- Multiple ChoicePlease save your changes before editing any questions.
What is the marginal relative frequency for boys surveyed?

12.5%

55%

45%

35.7%

- Multiple ChoicePlease save your changes before editing any questions.
What is the conditional relative frequency of those liking football, given that they are boys?

25%

45.4%

37.5%

62.5%

- Multiple ChoicePlease save your changes before editing any questions.
Which statement about the class groups is true?

Red has a wider range of scores

Both have the same median

Blue has a greater IQR

Blue has the higher overall average

- Multiple ChoicePlease save your changes before editing any questions.
Which statement about the class groups is true?

Blue has a higher standard deviation

The averages are within 1% of eachother

Red had the lowest score overall

Blue's average is almost 10% higher.

- Multiple ChoicePlease save your changes before editing any questions.
Which is true regarding the income data?

The median income is $47,000

The minimum income is an outlier

The maximum income is an outlier

There are no income outliers

- Multiple ChoicePlease save your changes before editing any questions.
Which term best characterizes "We Be Illin'" sick days data distribution?

Not enough information

Symmetric

Skewed Left

Skewed Right

- Multiple ChoicePlease save your changes before editing any questions.
What is the correlation for the college/income table?

Strong Positve

Weak Positive

No Correlation

Strong Negative Correlation

- Multiple ChoicePlease save your changes before editing any questions.
Which equation for the college/income table most closely matches the best line of fit?

y = 12000x + 15000

y = 4000x + 37000

y = -5000x + 31000

y = 6500x + 23,000

- Multiple ChoicePlease save your changes before editing any questions.
Which terms do not specifically match?

Histograms/Data Intervals

Box Plots/Center & Spread

Dot Plots/Frequency Data

Scatter-plots/Causation

- Multiple ChoicePlease save your changes before editing any questions.
Which is FALSE, given:

54, 80, 93, 71, 84, 60, 76, 80

Standard Deviation = 12.7475

IQR = 15, Minimum = 54

Mean = 74.75 and Median = 78

Range = 39, Maximum = 93

- Multiple ChoicePlease save your changes before editing any questions.
The longer I teach, the grayer my hair gets. Which is most likely?

Positive correlation & causation

Negative correlation & causation

Positive correlation but no causation

Negative correlation with no causation