Find the level of confidence assigned to an interval estimate of the mean formed using the following intervals. answers to four decimal places.) (a) x - 0.91-a to x + 0.91-o (b) x - 1.6-0 to x+ 1.6-o (c) x - 2.3-o to x+ 2.3-o (d) x- 2.6-0 to x+ 2.6-a

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Find the level of confidence assigned to an interval estimate of the mean formed using the following intervals.
answers to four decimal places.)
(a) x- 0.91-ax to x+ 0.91-a
(b) x - 1.6 o x to x + 1.6.ox
(c) x- 2.3-0 x to x + 2.3.ax
(d) x- 2.6-0 x to x + 2.6.o x
Transcribed Image Text:Find the level of confidence assigned to an interval estimate of the mean formed using the following intervals. answers to four decimal places.) (a) x- 0.91-ax to x+ 0.91-a (b) x - 1.6 o x to x + 1.6.ox (c) x- 2.3-0 x to x + 2.3.ax (d) x- 2.6-0 x to x + 2.6.o x
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