alleryସ୍ୱଳ୍ପ ବିଷମ ତଥ୍ୟ ପାଇଁ ମାଧ୍ୟମାନ 30 ଏବଂ ଗରିଷ୍ଠକ 24 ଅଟେ। ମଧ୍ୟମାର ଆକଳନ କରନ୍ତୁ।
A28
B27
C29
D26
Answer & Solution
Correct answer: A. 28
ସୂତ୍ର ବ୍ୟବହାର କରି, ମଧ୍ୟମା = (2 × 30 + 24)/3 = 84/3 = 28।
Keep practising Elementary Statistics
Browse all Elementary Statistics questions for RRB NTPC, or explore more Mathematics topics.
Related questions
RRB NTPC · Central Tendency MeasuresRRB NTPC · Calculate Mean of DataA fair coin lands tails five times in a row. The chance of tails on the next toss isA fair coin is tossed ten times. The chance of ten heads in a row is aboutHow is the median of 8 ordered values found?The data 5, 7, 9, 11, 13 are in arithmetic progression. Their median is?How many modes does the data 1, 1, 2, 4, 4 have?Why is the median preferred for skewed incomes?