Mathematics, 20.11.2021 14:00 mari8493
Rachel hikes at a steady rate from a ranger station to a campground that is 20 miles away. After 2 hour, she is 13 miles from the campground. After four hours, she is 6 miles from the campground. A graph shows her distance from the campground, y, in miles, after x hours. What is the slope of the graph, and what does it represent?
Answers: 2
Mathematics, 21.06.2019 18:30
The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.
Answers: 1
Mathematics, 21.06.2019 19:30
Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
Rachel hikes at a steady rate from a ranger station to a campground that is 20 miles away. After 2 h...
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