(Steps Shown) A researcher claims that the average age of people who buy lottery tickets is 69. A sample of 30 is selected and their ages are recorded as shown
Question: A researcher claims that the average age of people who buy lottery tickets is 69. A sample of 30 is selected and their ages are recorded as shown below. The standard deviation is 16. At = 0.05 is there enough evidence to reject the researcher’s claim?
49 63 90 52 22 80 72 56 82 56
24 46 70 74 70 61 65 71 39 74
79 76 71 49 62 68 71 67 69 45
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[See Steps] A sample size of 45 is used to test H 0 : 75 vs. H
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[Solution] Please answer each question below. In what ways is the
Mean and Standard Deviation for the Binomial Distribution - MathCracker.com