Mathematics, 19.03.2020 02:29 bikerhomie
The mean life of a television set is 119 months with a standard deviation of 14 months. If a sample of 74 televisions is randomly selected, what is the probability that the sample mean would differ from the true mean by less than 1.1 months
Answers: 3
Mathematics, 21.06.2019 16:30
Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.
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Mathematics, 21.06.2019 22:30
What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?
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Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge
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Mathematics, 22.06.2019 00:00
Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.
Answers: 1
The mean life of a television set is 119 months with a standard deviation of 14 months. If a sample...
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