As of​ 2011, the following are the ages at which a​ country's presidents were inaugurated. Construct a grouped frequency distribution for the data. Use 41​ - 45 for the first class and use the same width for each subsequent class.

Age: 41-45, 46-50, 51-55, 56-60, 61-65, 66-70

What are all these ages frequency's?

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

What is the solution set of the quadratic inequality x2- 5< 0? o {xl-55x55{x- 155x55){xl -55x5 15){x1 - 15 sx5/5)