Question

A frequency distribution is shown below. Complete parts​ (a) and​ (b). The number of televisions per household in a small town

A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 0 1 2 3 Households 30 440 729 1402 (a) Use the frequency distribution to construct a probability distribution. P(x) WN OX (Round to three decimal places as needed.) (b) Graph the probability distribution using a histogram. Choose the correct graph of the distribution below. ОА. OB. AP(x) O c. AP(X) AP(x) 0.67 0.5 0.4- 0.3 OO 0.2 0.14 x 0 1 2 3 # of Televisions #of Televisions #of Televisions Describe the histogram's shape. Choose the correct answer below. O O O skewed right skewed left symmetric

Answer 1

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Sell Thousehold let x = no of tv. 440 T729 3 1402 Toted 1 2601 using Frequency dist. to get prbabity distribution: PCX = X) = frequency of Total number !. rio 1 2 # PlX=x) a Mac or Pik tx 5 X 102 /3 Plx=x) | 0.012 10:169 10:280 10.539 Histogram :- 0939 016 t 05 F 0.4+ option (B) 0.280 0 280 0.g t... 0.27 1012 0 1 2 3 is left skewed option (B) This 20 sure - Sure S mode mean right skewed. left skewed