The result of rolling a fair die 150 times is as summarized in the table below

The probability of picking a letter T from the word OBSTRUCTION is

Find the number of ways of selecting 6 out of 10 subjects for an examination

In how many ways can the letters of the word ACCEPTANCE be arranged?

Find the mean deviation of 2, 4, 5 and 9

Find the median of 4, 1, 4, 1, 0, 4, 4, 2 and 0

What is the mean of the data $t,2t-1,t-2,2t-1,4t\text{ and }2t+2$

The bar chart above shows the number of times the words a, and, in, it, to appear in the paragraph in a book. What is the ratio of the least frequent word to that of the most frequent word.