A random sample of n = 81 observations is drawn from a population with a mean equal to 19 and a standard deviation equal to 18. Complete parts a through g below. a. Give the mean and standard deviation of the (repeated) sampling distribution x. (Type integers or decimals.) b. Describe the shape of the sampling distribution of x. Does this answer depend on the sample size? Choose the correct answer below. O A. The shape is that of a uniform distribution and does not depend on the sample size. B. The shape is that of a normal distribution and does not depend on the sample size. C. The shape is that of a normal distribution and depends on the sample size. D. The shape is that of a uniform distribution and depends on the sample size. c. Calculate the standard normal z-score corresponding to a value of x = 14.6. (Type an integer or a decimal.)

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Question 11 Read the question and type your response in the box provided. Your response will be saved automatically TASK 3: Rational Number Line Letters A, B, C, D, and E represent numbers on the number line. The number line has evenly spaced marks. A D 十 Question 11 (include your answers for Part 1 and Part 2 in the space below): Part 1. Find the value of A ÷ E Part 2. If you were to place that value on the number line above, would it be to the right of A or to the left of A? Explain how you know. BIUE E x, ©2021Illuminate Education TM, Inc. acer

Number 3: Part A and B

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Equation: Answer: -29802 RM 4. A city of 100,000 is having pollution problems and is decreasing in size 2% annually (every year). Find the population of this city in 100 years. Equation: Answer: 5. In 1982, the number of Starbucks was 5 shops. It has exponentially grown by 21% yearly. Let t= the number of years since 1982. Find an equation for this growth and find the number of Starbucks predicted in 2015. Equation: Answer: 6. A computer's value declines about 7% yearly. Sally bought a computer for $800 in 2005. How much is it worth in 2009.