Mathematics, 04.03.2020 02:29 keishlav5183
On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of 101 and a standard deviation of 17. Suppose one individual is randomly chosen. Let X = IQ of an individual.
a. What is the distribution of X? X ~ N(,)
b. Find the probability that a randomly selected person's IQ is over 97. Round your answer to 4 decimal places.
c. A school offers special services for all children in the bottom 7% for IQ scores. What is the highest IQ score a child can have and still receive special services? Round your answer to 2 decimal places.
d. Find the 25th and 75th percentiles (a. k.a Q1 and Q3) Round your answers to 2 decimal places.
Q1:
Q3:
Answers: 2
Mathematics, 21.06.2019 16:00, ljcervantes4824
Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.
Answers: 2
Mathematics, 21.06.2019 19:10, jemseidle8889
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap
Answers: 2
Mathematics, 21.06.2019 19:50, gameranonymous266
Examine the two-step equation. − 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality
Answers: 2
Mathematics, 21.06.2019 20:30, avahrider1
The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle
Answers: 1
On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of...
Mathematics, 27.08.2019 08:00
Mathematics, 27.08.2019 08:00
Mathematics, 27.08.2019 08:00
Mathematics, 27.08.2019 08:00