Mathematics, 06.03.2020 20:22, naomicervero
In a given population of two-earner male-female couples, male earnings have a mean of $40,000 per year and a standard deviation of $12,000. Female earnings have a mean of $45,000 per year and a standard deviation of $18,000. The correlation between male and female earnings for a couple is 0.80. Let C denote the combined earnings for a randomly selected couple. What is the mean of C? What is the covariance between male and female earnings? What is the standard deviation of C? Convert the answers to (a) through (c) from U. S. dollars ($) to euros (€).
Answers: 3
Mathematics, 21.06.2019 23:10, paradisetiyae5261
Use the distance formula to find the distance between (-3,5) and (3,1)
Answers: 1
Mathematics, 22.06.2019 00:20, lawrencebenoit7194
❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h
Answers: 2
Mathematics, 22.06.2019 00:30, qqbear4555
(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.
Answers: 1
Mathematics, 22.06.2019 02:00, 2Pallie2
Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.
Answers: 1
In a given population of two-earner male-female couples, male earnings have a mean of $40,000 per ye...
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