KVPY Government Jobs Exams

Increasing the number of measurements of an experimental variable will-
(A) increase the standard error of the sample (B) increase the mean of the sample
(C) decrease the standard error of the sample (D) result in all of the above

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KVPY Other Question

Selection of lysine auxotroph (bacteria which requires lysine for growth) from a mixed population of bacteria
can be done by growing the bacterial population in the presence of-
(A) lysine (B) penicillin (C) lysine and penicillin (D) glucose For a human male what is the probability that all the maternal chromosomes will end up in the same gamete