prove or disprove: let (x, d) be metric space, then x consists of one point iff any bounded sequence in x is convergent

Look at the chart showing the results of a baseball player at bat. which is the probability of getting a hit?

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required

The second term of an arithmetic sequence is 30. the fifth term is 90.calculatei). the commor difference of the sequence ii). the first term of the sequence tje first, second and fifth terms of the arithmetic sequence are the first three terms of a geometric sequence calculate the seventh term of the geometric sequence