Question: Math 12 Chapters 6-9 Worksheet Read each question carefully and follow all instructions exactly. Correct answers without adequate supporting work will not receive full credit,

Math 12 Chapters 6-9 Worksheet Read each question carefully and follow all instructions exactly. Correct answers without adequate supporting work will not receive full credit, so show work whenever possible. It is likely that you will do some work using commands on your graphing calculator. When you do, write a brief description of what you did like \"data in L1, 1-Var Stat\". Put all work and answers in the indicated spaces on the answer sheet provided. Be sure your final answer is clear (boxed or circled). When graphing USE A RULER! 1. The probability distribution below shows the number of people (X) waiting in line at Candi's Coffee Cafe at 9am on any given weekday. X 0 1 2 3 4 5 6 7 8 9 0.0 0.0 0.0 0.1 0.0 0.2 0.1 0.0 0.0 P(X) 0.18 3 7 9 5 8 2 1 6 1 a. Find P(X=5) b. Find P(X<5) c. Based on this data, if you walked into Candi's Coffee Cafe at 9am tomorrow, how many people would you expect to see standing in line? 2. According to data collected, 0.6% of Facebook users are under 13 (the site is restricted to users 13 and older). In a simple random sample of 500 children under the age of 13, find the mean and standard deviation for number of Facebook users. 3. A survey found that 80% of US household do some online banking. In a collection of 220 US households, what's the probability that: a. Exactly 175 do some online banking? b. Less than 175 do some online banking? c. 175 or more do some online banking? 4. For each of the following, first draw a standard normal distribution curve and shade the area that corresponds to the probability then find the following probability: a. P(0

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