The Chi-Square statistic can be used to find if the overall set of observed character frequencies are unusually different (as compared to normal random variation) from the expected character frequencies. This is a more sophisticated test, statistically speaking, than the simple threshold detector used in the warm-up example.

A. True
B. False

Which multiplicative property is being illustrated below? (type commutative, associative, or identity) 5 × 2 × 4 = 2 × 5 × 4

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

Give me the equations of two lines that have the same slope but are not parallel.