Jawaharlal Nehru Technological University Hyderabad 2009-1st Year B.Pharm Code No:NR-108BP,.acy Supplementary s,e , COMPUTER APPLICATIONS AND STATISTICAL METHODS. - Question Paper
For Code No:NR-108BP,.B.Pharmacy I year Supplementary Examinations,June 2009, COMPUTER APPLICATIONS AND STATISTICAL METHODS.
See the subsequent attachment.
Cod No: NR-108-BP #/
B. Pharmacy I Year Supplemdrit*ryl5jnftn illations, June 2009 COMPUTER APPLICATION kliD STATISTICAL METHODS Time: 3hours - A..... .-t Max. Marks: 80
Answer any All questions carry equal marks
1 a) Define normal distribution, mean, variance and standard deviation of a normal distribution, b) In a normal distribution, 7% of the items are under 35 and 89% are under 63. Find the mean and standard deviation of the
distribution. [8+8]
2. The following data enumerate the number of branches and the number of clusters. Calculate the correlation coefficient (r) and regression coefficient (b), and test their significance. [16]
|
No. of branches |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
|
No. of clusters |
13 |
14 |
15 |
17 |
16 |
20 |
19 |
A8 |
21 |
3. From the data given below find out whether the means of three
samples differ significantly or not. [16]
|
Sample 1 |
Sample 2 |
Sample 3 |
|
20 |
19 |
13 |
|
10 |
13 |
12 |
|
17 |
17 |
10 : |
|
17 |
12 |
15 |
|
16 |
9 |
5 |
Explain about latin square design (LSD).
Five varieties of wheat A, B, C, D and E were tried in an area of 90 feet x 110 feet. The plan, the varieties shown in each plot, and yields obtained in kg are given in the following table._[16]
4. a) b)
C 134
A 112
E 80
D 92
B 90
B 70
C 144
D 84
E 85
A 82
D 87
B 84
A 90
C 110
E 69
E 85 A 94
D 76 E 85
C 125 B 60
A 81 D 82
B 72 C 88
Define a computer and explain its different types.
5.
[16]
6. a) Define databases.
b) Explain the different data types of MS-Access.
[4+12]
Write a program in C language to find if the number is Palindrome or not [16]
Explain the advantages of computer validation and its techniques.
[16]
8
|
Attachment: |
| Earning: Approval pending. |
