Mathematics, 02.03.2020 22:59 rangercollege7441
In a study by Peter D. Hart Research Associates for the Nasdaq Stock Market, it was determined that 20% of all stock investors are retired people. In addition, 40% of all U. S. adults invest in mutual funds. Suppose a random sample of 25 stock investors is taken.(a) What is the probability that exactly seven are retired people?(b) What is the probability that 10 or more are retired people?
Answers: 1
Mathematics, 21.06.2019 16:20
The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.
Answers: 3
Mathematics, 21.06.2019 17:20
Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x
Answers: 1
Mathematics, 21.06.2019 23:30
The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?
Answers: 3
In a study by Peter D. Hart Research Associates for the Nasdaq Stock Market, it was determined that...
Mathematics, 14.07.2019 09:00
Geography, 14.07.2019 09:00
Geography, 14.07.2019 09:00
Mathematics, 14.07.2019 09:00
Mathematics, 14.07.2019 09:00