Zoe is doing a survey to find the time her classmates spend playing video games. She asks the following question: Which student spends the most time playing video games?

Part A: Describe the data you would expect her to collect from this question. (5 points)

Part B: Explain whether this is a statistical question. If this is not a statistical question, then modify the question to make it statistical. (5 points)

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o