$\backslash$begin$\{$tabular$\}\{|$c$|$c$|$c$|$c$|$c$|$c$|$c$|\}$

$\backslash$hline $13$ & $15$ & $11$ & $13$ & $12$ & $13$ & $11\backslash \backslash$

$\backslash$hline $3$ & $3$ & $4$ & $4$ & $4$ & $4$ & $4\backslash \backslash$

$\backslash$hline $10$ & $8$ & $10$ & $10$ & $9$ & $10$ & $8\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$

not want an error of more than $0\mathrm{.}06$ and a confidence level less than $0\mathrm{.}90$ answer the folls

lank $1$ Round to the nearest hundredth, for example $4\mathrm{.}22$

bservations for the following tasks warrant such confidence level?

uffler: Blank $2$

perwork: Blank $3$

numbers of observations for these tasks? Enter the number.

uffler: Blank $4$

perwork : Blank $5$

ber of observations for the following tasks justifies the confidence level and accuracy me: in a total of fatigue and personal allowance of $0\mathrm{.}10$ applied to job time. Provide the follow

$\backslash$begin$\{$tabular$\}\{$l$|$l$|$l$\}$

$\backslash$hline & Normal Time$*$ & Standard Time$*\backslash \backslash$

$\backslash$hline uffler & $\backslash (\backslash$underline$\{\backslash$text $\{$ Blank $6$ min $\}\}\backslash )$ & $\backslash (\backslash$underline$\{\backslash$text $\{$ Blank $7$ min $\}\}\backslash )\backslash \backslash$

$\backslash$hline ork & $\backslash (\backslash$underline$\{\backslash$text $\{$ Blank $8$ min $\}\}\backslash )$ & $\backslash (\backslash$underline$\{\backslash$text $\{$ Blank $9$ min $\}\}\backslash )\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$

dard time$*$ for the whole job: Blank $10$ minutes.

t hundredth, for example $8\mathrm{.}45$ minutes

nswer