QuestionUsing the following data answer questions 6 \& 7 : \begin{tabular}{|c|l|} \hline Value & Frequency \\ \hline 1 & $X$ \\ \hline 2 & $X X$ \\ \hline 3 & $X X X$ \\ \hline 4 & $X X X X$ \\ \hline 5 & $X X X X X$ \\ \hline 6 & $X$ \\ \hline \end{tabular} histogram A
HISTOGRAM B
HISTOGRAM C histogRam D
6. (1 point) Which histogram represents the data?
7. (1 point) What is the skewness of the data? a. Left skew b. Right skew c. Bimodal d. Symmetric
8. (1 point) The standard deviation of $-5,-5,-5,-5,-5$ is $\qquad$ a. -5 b. 5 c. 0 d. -25
9. (1 point) The mean of 11 numbers is 7 . One of the numbers, 13 , is deleted. What is the mean of the remaining 10 numbers? a. 7.7 b. 6.4 c. 6.0