The risk set by the researcher for rejecting a null hypothesis when it is true is called the

Which of the following are parts of a sphere

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.

Which of the following graphs could represent a cubic function?