A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town
Televisions 0
1
2
3
Households 30 440 726 1403
(a) Use the frequency distribution to construct a probability distribution
P(x)
0
х
1
2
3
(Round to three decimal places as needed.)

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

The base of a pyramid is a square with 5 lines of 5cm the slant height of each lateral face of the pyramid is 6 cm what is the surface area of the pyramid