Mathematics, 17.12.2019 06:31 natalyarenassalgado
Millions of investors buy mutual funds, choosing from thousand of possibilities. some funds can be purchased directly from banks or other financial institutions while others must be purchased through brokers, who charge a fee for this service. this raises the question, can investors do better by buying mutual funds directly than by purchasing mutual funds through brokers? to answer this question, a group of researchers randomly sampled the annual returns from mutual funds that can be acquired directly and mutual funds that are bought through brokers and recorded the net annual return, which are the returns on investment after deducting all relevant feeds. a. set the hypothesis. b. implement f-test. c. implement t-test. d. what is your conclusion? explain.
direct broker
9.33 3.24
6.94 -6.76
16.17 12.8
16.97 11.1
5.94 2.73
12.61 -0.13
3.33 18.22
16.13 -0.8
11.2 -5.75
1.14 2.59
4.68 3.71
3.09 13.15
7.26 11.05
2.05 -3.12
13.07 8.94
0.59 2.74
13.57 4.07
0.35 5.6
2.69 -0.85
18.45 -0.28
4.23 16.4
10.28 6.39
7.1 -1.9
-3.09 9.49
5.6 6.7
5.27 0.19
8.09 12.39
15.05 6.54
13.21 10.92
1.72 -2.15
14.69 4.36
-2.97 -11.07
10.37 9.24
-0.63 -2.67
-0.15 8.97
0.27 1.87
4.59 -1.53
6.38 5.23
-0.24 6.87
10.32 -1.69
10.29 9.43
4.39 8.31
-2.06 -3.99
7.66 -4.44
10.83 8.63
14.48 7.06
4.8 1.57
13.12 -8.44
-6.54 -5.72
-1.06 6.95
Answers: 2
Mathematics, 21.06.2019 15:00
Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts.which pair of fraction cannot be used to find how many pounds of nuts she bought in all.
Answers: 2
Mathematics, 21.06.2019 17:00
Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles
Answers: 1
Mathematics, 21.06.2019 17:20
Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on
Answers: 1
Millions of investors buy mutual funds, choosing from thousand of possibilities. some funds can be p...
SAT, 23.12.2021 14:00
English, 23.12.2021 14:00
Mathematics, 23.12.2021 14:00
Mathematics, 23.12.2021 14:00
SAT, 23.12.2021 14:00
English, 23.12.2021 14:00
Mathematics, 23.12.2021 14:00
History, 23.12.2021 14:00
English, 23.12.2021 14:00
SAT, 23.12.2021 14:00
Social Studies, 23.12.2021 14:00