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(Addition and Multiplication Rules for Probability LC)P(A) = 0.33, P(B) = 0.21, P(A|B) = 0.21. Are the events independent? Justify mathematically.

ID this  structure between the chambers (name of structure)

(Logic and Truth Tables LC)Given the two statements p and q, write a biconditional statement. p: It is snowing. q: The trees are still.

Identify the triangular area.

(Linear Models MC)Data were collected from several hospitals about the charge for medical procedures and the popularity of the procedures. The results were used to calculate the model ŷ = –58.25x + 927, where x represents the cost of the procedure in thousands of dollars and ŷ represents the predicted number of procedures performed. Using the model, how much would a procedure cost that is predicted to be performed 400 times?

(Exploring Set Relationships Using Venn Diagrams MC)Sets A and B are shown in the Venn Diagram.Which elements are included in Set B but not in Set A?

(Combinations and Permutations LC)Calculate the number of combinations, given n = 16 and r = 3.

(Interpreting Independence MC)A beverage company surveyed 310 customers about their favorite type of weather and preferred beverage. The results are displayed in the table. Water Coffee Tea Soft Drink Sunny 28 44 16 36 Stormy 14 22 18 8 Snowy 21 33 12 27 Cloudy 7 11 9 4 Is preferring soft drinks independent of favoring sunny weather? Justify mathematically.

(Logic and Truth Tables MC)Complete the truth table for the given logical statement: p ↔ ∼q

(Interpreting Data Distribution MC)The display shows data collected from a group of students at Brookville High School.How many more students chose purple than chose pink?