Question

In: Finance

e. Using 50 random numbers given below, compute the mean and standard deviation. 0.733281 0.529223 0.570479...

e. Using 50 random numbers given below, compute the mean and standard deviation.

0.733281 0.529223 0.570479 0.156946 0.192894
0.698638 0.495868 0.998076 0.838307 0.905365
0.448185 0.137872 0.141081 0.574547 0.843859
0.894399 0.379021 0.508334 0.663515 0.652916
0.915581 0.906651 0.396749 0.251720 0.443785
0.772846 0.102010 0.682309 0.122710 0.245580
0.769919 0.425645 0.129105 0.345392 0.040610
0.583922 0.520693 0.601260 0.464264 0.338123
0.466757 0.030690 0.922145 0.157196 0.838904
0.987588 0.523028 0.618625 0.876213 0.465093

Mean =   (to 6 decimals)

Standard deviation =   (to 6 decimals)

Solutions

Expert Solution

Using Excel Formula to calculate mean and standard deviation

A
1 0.733281
2 0.698638
3 0.448185
4 0.894399
5 0.915581
6 0.772846
7 0.769919
8 0.583922
9 0.466757
10 0.987588
11 0.529223
12 0.495868
13 0.137872
14 0.379021
15 0.906651
16 0.10201
17 0.425645
18 0.520693
19 0.03069
20 0.523028
21 0.570479
22 0.998076
23 0.141081
24 0.508334
25 0.396749
26 0.682309
27 0.129105
28 0.60126
29 0.922145
30 0.618625
31 0.156946
32 0.838307
33 0.574547
34 0.663515
35 0.25172
36 0.12271
37 0.345392
38 0.464264
39 0.157196
40 0.876213
41 0.192894
42 0.905365
43 0.843859
44 0.652916
45 0.443785
46 0.24558
47 0.04061
48 0.338123
49 0.838904
50 0.465093
Mean 0.526158 Using Excel Formula =AVERAGE(A1:A50)
Standard Deviation 0.279248 Using Excel Formula =STDEV(A1:A50)

Please Discuss in case of Doubt

Best of Luck. God Bless
Please Rate Well


Related Solutions

A Population has a mean of 50 and a standard deviation of 15. If a random...
A Population has a mean of 50 and a standard deviation of 15. If a random sample of 49 is taken, what is the probability that the sample mean is each of the following a. greater than 54 b. less than 52 c. less than 47 d. between 45.5 and 51.5 e. between 50.3 and 51.3
A population has a mean of 50 and a standard deviation of 19. If a random...
A population has a mean of 50 and a standard deviation of 19. If a random sample of 64 is taken, what is the probability that the sample mean is each of the following? a. Greater than 52 b. Less than 51 c. Less than 48 d. Between 46.5 and 53.5 e. Between 50.8 and 51.2
A population has a mean of 50 and a standard deviation of 10. If a random...
A population has a mean of 50 and a standard deviation of 10. If a random sample of 36 is taken, what is the probability that the sample mean is each of the following? a. Greater than 54 b. Less than 53 c. Less than 46 d. Between 48.5 and 52.5 e. Between 50.4 and 51.7 (Round the values of z to 2 decimal places. Round your answers to 4 decimal places.) a. Upper P left-parenthesis x Overscript bar EndScripts...
If x is a binomial random variable, compute the mean, the standard deviation, and the variance...
If x is a binomial random variable, compute the mean, the standard deviation, and the variance for each of the following cases: (a)  n=3,p=0.9 μ= σ^2= σ= (b)  n=6,p=0.1 μ= σ^2= σ= (c)  n=4,p=0.6 μ= σ^2= σ= (d)  n=5,p=0.8 μ= σ^2= σ=
Suppose ? is a random variable with mean ?=50 and standard deviation ?=49. A random sample...
Suppose ? is a random variable with mean ?=50 and standard deviation ?=49. A random sample of size ?=38 is selected from this population. a) Find ?(?¯<49).P(X¯<49). Round your answer to four decimal places. b) Find ?(X¯≥52).P(X¯≥52). Round your answer to four decimal places. c) Find ?(49.5≤X¯≤51.5).P(49.5≤X¯≤51.5). Give your answer to four decimal places. d) Find a value ?c such that ?(X¯>?)=0.15.P(X¯>c)=0.15. Round your answer to two decimal places.
Given a normal distribution with A MEAN of 50 and standard deviation of 4, what is...
Given a normal distribution with A MEAN of 50 and standard deviation of 4, what is the probability that: a. X > 45? b. X < 43? c. Six percent of the values are less than what X value? d. Between what two X values (symmetrically distributed around the mean) are sixty-five percent of the values?
Given a random variable ? has population mean ? = 20 and standard deviation ? =...
Given a random variable ? has population mean ? = 20 and standard deviation ? = 5. a.) For the sampling distribution of the sample mean ?, for ? = 50 trials what are the mean and standard deviation? ??bar = _____________, ??bar =_____________. b.) What is the probability that the sample mean will be in the interval 19 < ?bar < 21 ? ?(19 < ? < 21) =_____________. (give answer to at least 4 signifiant figures.)
Given that x is a Normal random variable with a mean of 10 and standard deviation...
Given that x is a Normal random variable with a mean of 10 and standard deviation of 4, find the following probabilities: (6 points) P(x<6.7) P(x>12.5) P(8.8<x<12.5)
Given the data set below, calculate the standard deviation standard deviation using the defining formula standard...
Given the data set below, calculate the standard deviation standard deviation using the defining formula standard deviation using the computing formula 8,41,24,19,15,12,47,12,33
Assume the random variable X is normally distributed with mean μ = 50 and standard deviation...
Assume the random variable X is normally distributed with mean μ = 50 and standard deviation σ = 7. Compute the probability. P(35<X<63)
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT