Mathematics, 24.03.2020 01:59 kaykaystark5528
In a certain city within Florida, the IQ scores of its citizens follow a normal distribution with a mean of 85 and a standard deviation of 10.
(a) What percentage of citizens have an IQ score that falls between 80 and 100?
(b) 20% of the city's residents are above what IQ score?
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 17:30
Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.
Answers: 1
Mathematics, 21.06.2019 19:20
Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a
Answers: 2
Mathematics, 21.06.2019 19:30
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: 2
Mathematics, 22.06.2019 01:20
Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?
Answers: 1
You know the right answer?
In a certain city within Florida, the IQ scores of its citizens follow a normal distribution with a...
Questions
Mathematics, 23.06.2019 16:00
Mathematics, 23.06.2019 16:00
History, 23.06.2019 16:00
English, 23.06.2019 16:00
