Mathematics, 02.10.2019 14:10 butterflycc
Madeline is working to teach her 4-year-old daughter, eliza, how to count. she places 10 buttons in one row with very little space between the buttons, and 8 buttons in another row with more space between the buttons; therefore, the second row is longer than the first. then madeline asks her daughter which row has more buttons. inevitably, eliza chooses the second row, even though she knows that 10 is more than 8. what is this an example of?
Answers: 1
Mathematics, 21.06.2019 14:30
The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.
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Mathematics, 21.06.2019 19:30
Cor d? ? me ? 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
Mathematics, 21.06.2019 20:30
The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers
Answers: 3
Madeline is working to teach her 4-year-old daughter, eliza, how to count. she places 10 buttons in...
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