5 (a-e) Random The digits 0,1 2. 3.4. 5.6, 7, 8, and 9 of mbers and the selectio

Question

5 (a-e)

Random The digits 0,1 2. 3.4. 5.6, 7, 8, and 9 of mbers and the selection of he selection he following tables, the table at the lef sum from too a arvey. the table at the "ame aires de prdbaantH randomly selected digits, and Digit Frequency 01 0.1 01 7 01 a. What is the table at the left called? b. What is the table at the right called? c Use the table at the left to find the mean. Is the result a statistic ecaparametere d. Use the tabl at the right to find the mean. Is the resulta staristic or apuramener of If you were to randomly generate 1000 such digits would you expect the mean these 1000 digits to be close to the lt from part (c or par (d? Why resu

Explanation / Answer

(a) frequency table

(b) probability distribution

(c) mean=sum(f*x)/sum(f)=471/100=4.71, this is statistic as it is sample value

(d) mean=sum(P(x)*x))=4.5, this is parameter,

(e) we expect result close to part(d), as it is expected value of the random variable X.

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