Mathematics, 12.09.2019 19:30 sassyunicorngir
Select all statements that are true for density curves.
the curve is on or above the horizontal axis.
the total area under the curve is 1
the curve is symmetric and single peaked
the proportion of data values between two numbers and is the area under the curve between a and b.
the curve satisfies the 68.95.99.7% rule.
Answers: 1
Mathematics, 21.06.2019 19:00
The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form
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Mathematics, 21.06.2019 19:30
Needmax 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: 2
Mathematics, 21.06.2019 22:00
Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)
Answers: 1
Select all statements that are true for density curves.
the curve is on or above the horizonta...
the curve is on or above the horizonta...
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