Complex Fractions_Scatterplots_Combs/Perms_Normal_Distro_2

Front

What is a complex fraction?

Back

A complex fraction is a fraction where the numerator, the denominator, or both contain fractions.

Front

How do you calculate the total number of outfits from different clothing items?

Back

Multiply the number of options for each clothing item. For example, with 5 jeans, 8 t-shirts, and 2 shoes: 5 * 8 * 2 = 80 outfits.

Front

What is the difference between permutation and combination?

Back

Permutation considers the order of selection, while combination does not.

Front

What is a permutation?

Back

A permutation is an arrangement of objects in a specific order.

Front

What is a combination?

Back

A combination is a selection of items without regard to the order.

Front

How do you determine the number of permutations of 'n' items taken 'r' at a time?

Back

Use the formula: P(n, r) = n! / (n - r)!.

Front

How do you determine the number of combinations of 'n' items taken 'r' at a time?

Back

Use the formula: C(n, r) = n! / [r!(n - r)!].

Front

What does a scatterplot represent?

Back

A scatterplot is a graph that shows the relationship between two quantitative variables.

Front

What is the equation of a trend line?

Back

The equation of a trend line is typically in the form y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the mean in a normal distribution?

Back

The mean is the average of all data points and is the center of the normal distribution.