Question: c) Compute the test value. Always round t score values to three decimal places. XCigarette Smoking A researcher found that a cigarette smoker smokes on


c) Compute the test value. Always round t score values to three decimal places. XCigarette Smoking A researcher found that a cigarette smoker smokes on average 33 cigarettes a day. She feels that this average is too high. She selected a Esp random sample of 10 smokers and found that the mean number of cigarettes they smoked per day was 27. The sample standard deviation was 2.5. At a = 0.01, is there enough evidence to support her claim? Assume that the population is approximately normally distributed. Use the critical value method and tables. Part 1 of 5 (a) State the hypotheses and identify the claim. Ho : H = 33 not claim H, : u
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