Only ONE of the following statements is true. Which one? Group of answer choices

We should only substitute s for σ in a one-sample procedure when n≤30.

We can never substitute s for σ in a one-sample procedure.

We can always substitute s for σ in a one-sample procedure.

We should only substitute s for σ in a one-sample procedure when n>30.

Determine the relationship of ab and cd given the following points

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2