The amount of time to complete a physical activity in a PE class is normally distributed with a mean of 37.3 seconds and a standard deviation of 5.5 seconds. Round answers to 4 decimal places. a) What is the probability that a randomly chosen student completes the activity in less than 32.1 seconds? 0.17233 b) What is the probability that a randomly chosen student completes the activity in more than 43.5 seconds? 0.12981 c) What proportion of students take between 33.7 and 40 seconds to complete the activity? d) 85% of all students finish the activity in less than seconds. Enter an integer or decimal number [more..]

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.