This Question: 1 pt 5 of 25 (20 complete) This Test: 25 pts possible Students at

Question

This Question: 1 pt 5 of 25 (20 complete) This Test: 25 pts possible Students at a local high school were asked how many living grandparents they have and the results are shown below Find the probablity of each number o iving grandparents for a randomly selected student in the school, and record the resulits in table form. Be sure the total of all Number of living grandparents01 2 34 Frequency 37 80 143 207 141 O A. Grandparents Probability OB. Grandparents! Probability 0 0.061 1 0.132 2 0.235 3 0.34 4 0.232 10.2 2 0.2 3 0.2 40.2 C. OD, Grandparents Probability ents 0.14 2 0.25 3 0.363 00.069 10.148 20.235 3 0.324 4 0 224 4 0.247 Type here to search

Explanation / Answer

Ans:

Total count=37+80+143+207+141=608

divide each frequency by 608:

Option A is correct.

Grandparents frequency Probability 0 37 0.061 1 80 0.132 2 143 0.235 3 207 0.340 4 141 0.232 Total 608 1

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