Mathematics, 15.11.2019 23:31 EvankzGao
In the last quarter of 2007, a group of 64 mutual funds had a mean return of 3.3% with a standard deviation of 4.6%. consider the normal model n(0.033,0.046) for the returns of these mutual funds.
a) what value represents the 40th percentile of these returns?
b) what value represents the 99th percentile?
c) what's the iqr, or interquartile range, of the quarterly returns for this group of funds?
Answers: 2
Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 1
Mathematics, 21.06.2019 18:50
Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling
Answers: 1
Mathematics, 21.06.2019 22:30
I’m really confused and need your assist me with this question i’ve never been taught
Answers: 1
Mathematics, 22.06.2019 01:00
X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20
Answers: 3
In the last quarter of 2007, a group of 64 mutual funds had a mean return of 3.3% with a standard de...
History, 11.02.2020 03:26
Mathematics, 11.02.2020 03:26
Biology, 11.02.2020 03:26
Mathematics, 11.02.2020 03:26
Computers and Technology, 11.02.2020 03:26
Social Studies, 11.02.2020 03:26
English, 11.02.2020 03:27