99% लोग नहीं जानते होंगे ये 10 Human Psychology Facts| #TheTrendingFacts #Shorts

A laboratory blood test is 99% effective in detecting a certain disease when it is in fact, present. However, the test also yields a false positive result for 0.5% of the healthy person tested (i.e. if a healthy person is tested, then, with probability 0.005, the test will imply he has the disease). If 0.1 percent of the population actually has the disease, what is the probability that a person has the disease given that his test result is positive?

Directions (Q. Nos. 6-10) Items Study the two figures given below and answer the five items that follow. If the Psychology professors in the university constitute 2% of all the professors in the university, then what is the number of professors in the university?

A is 25% more than B while B is 20% less than C and C is 10% more than D. Which of the following is not true? A,B से 25% अधिक है जबकि B, C से 20% कम है और C, D से 10% अधिक हे | निम्न में से कौन सा सही नहीं है ?

Directions (Q. Nos. 6-10) Items Study the two figures given below and answer the five items that follow. What percentage of all Psychology professors are females ?

Samu needs 40% to pass. If he scores 190 marks, but still falls short by 10 marks, then what is the maximum number marks he could have scored?