The menstrual cycle in woman following normal distribution has a mean of 28 days and S.D. of 2 days. How frequently would you expect a menstrual cycle of
i) More than 30 days ii) Less than 22 days
i. As per normal distribution, 68% of the women will have an MC of mean 1 SD, i.e. 28 ± 2 or 26—30 days, 32% will have longer or shorter MC. ______ ___ _____ ________ ____ _______ _____ ______ ____.
______ _______ _____ __________ __________ ________ ____ _______.
______ ____ ________ ____ ___ ___ _____ ____ __________ _____ ______ ________.
_________ ____ _______ ___ __________ ________ ___ ______ __________.
________ ___ ____ _______ ________ _____ ________ ______ ____ ________ ___ __________.
_______ ______ _______ ___ ____ ________ __________ _______ ____.
__________ _________ _______ _____ ____ _______ _______ _________.
_______ ___ _______ _________ __________ _________ ________.
__________ ______ ______ _________ _____ _____.
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The following data is the data pertaining to a feeding trial on sheep. Treatments
A: Grazing only
B: Grazing + Maize Supplements
C: Grazing + Maize + Protein Supplement P1
D: Grazing + Maize + Protein Supplement P2
E: Grazing + Maize + Protein Supplement P3
Layout and Wool Yield (100 gm) is given as:
| 32 (D) | 33 (E) | 30 (C) | 28 (B) | 24 (A) |
| 51 (C) | 45 (D) | 41 (A) | 45 (E) | 29 (B) |
| 41 (E) | 29 (A) | 24 (B) | 36 (D) | 35 (C) |
| 38 (B) | 39 (C) | 42 (E) | 23 (A) | 37 (D) |
| 38 (B) | 24 (B) | 21 (D) | 29 (C) | 26 (E) |
If the arrival rate is 12 per hour and service rate is 4 per hour, then the probability of no customer in queue is 0.3.
An urn contains 10 white marbles, 15 blue marbles, and 20 red marbles. Five marbles are selected, one at a time, with replacement. Find the probability that at least one color will be missing from the 10 selected marbles
Obtain k : k = 1,2,3,4 and 5 Plot the Correlogram
In a population of size N = 5, the values of the population characteristics are 1, 3, 5, 7, 9, a sample of size 2 is drawn. Verify that is an unbiased estimate of
and V(
) is equal to
For a factorial experiment with 3 factors, N, P and M each at two levels, the design and yield per plot are given below. Analyse the experiment.
Replicate – I
| Block - 1 | np 48.81 | nm 58.88 | pm 46.11 | (1) 38.62 |
| Block - 2 | m 40.49 | p 32.75 | npm 61.55 | n 55.07 |
| Block -3 | np 50.43 | pm 52.31 | (1) 40.26 | np 49.62 |
| Block -4 | m 32.36 | p 51.94 | npm 48.89 | n 53.86 |
| Block -5 | n 47.3.7 | npm 46.87 | p 37.25 | m 46.94 |
| block -6 | pm 39.30 | (1) 39.23 | nm 49.93 | np 51.43 |
Explain by considering a sample of size n = 2 from a population consisting of five members 2, 3, 6, 8, 11 that SRSWOR gives a better estimator of population mean that SRSWR.