Joliet Junior College Random Sample Quiz


Description

A aimless pattern of 48 calculus touchstone jaws has an medium of 68.5 delay a scale derangement of 12.1. The pattern axioms was not too strongly skewed. Answer the subjoined questions.

What is the scale fault of \overline{x}x¯ ? Round to 2 decimal assigns.

Use the theory-fixed applet to perceive the inferior frisk of a 98% CI for \mu μ . Round to one decimal assign.

Use the theory-fixed applet to number the better frisk of for a 98% CI for \mu μ . Round to one decimal assign.

A 99% faith meantime for the medium jaw on a calculus touchstone is (54.6, 72.5) fixed on 24 touchstones. Answer the subjoined questions fixed on this.

What was the compute of the medium touchstone jaw or \overline{x}x¯ ? Round to 1 decimal assign.

What is the edge of fault? Round to 1 decimal assign.