Mathematics, 10.08.2021 04:00 becky060604
Researchers report that children between the ages of 2 and 5 years watch an average of 25 hours of television per week. Assume that the variable time is distributed normally with a standard deviation of 2 hours. A random sample of 40 children between the ages of 2 and 5 was chosen. What is the probability that the average time of the selected group of 40 children between the ages of 2 and 5 watch more than 25.5 hours of television per week
Answers: 2
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If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?
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Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis
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Researchers report that children between the ages of 2 and 5 years watch an average of 25 hours of t...
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