I Can Not Find This In My Notes I Am Lost

Please help business analysis 2372 homework. I can not find this in my notes. I am lost.

Chebyshev’s Theorem states that for any distribution of data, the percentage of observations in a data set that fall within 4.6 standard deviations of the mean is at least _______________. Enter your answer as a percentage to one (1) decimal place without the % sign.

Note that k in the Chebyshev formula doesn’t have to be a whole number; it just has to be greater than 1.