Lalli long jumper is a teacher in a crowded school here in the city. He is very interested in long jump and he decided to study the long jump ability of the school's students. He held a long jump...


Lalli long jumper is a teacher in a crowded school here in the city. He is very interested in<br>long jump and he decided to study the long jump ability of the school's students. He held a<br>long jump competition where all the students at the school took part and he measured the<br>length of the students' jumps. Let us now assume that the length of the jump among the<br>students at the school follows a normal distribution with an average of 4 meters and a<br>standard deviation of 1 meter.<br>Lalli randomly selected 100 participants from the long jump competition and asked them if<br>they enjoyed long jump. 62 respondents said they enjoyed long jump. Lalli used the data to<br>create a 95% confidence interval for the proportion of students who enjoy long jump. What<br>is the lower limit of the safety gap?<br>a.) 0.45<br>b.) 0.52<br>c.) 0.58<br>d.) 0.61<br>e.) 0.71<br>

Extracted text: Lalli long jumper is a teacher in a crowded school here in the city. He is very interested in long jump and he decided to study the long jump ability of the school's students. He held a long jump competition where all the students at the school took part and he measured the length of the students' jumps. Let us now assume that the length of the jump among the students at the school follows a normal distribution with an average of 4 meters and a standard deviation of 1 meter. Lalli randomly selected 100 participants from the long jump competition and asked them if they enjoyed long jump. 62 respondents said they enjoyed long jump. Lalli used the data to create a 95% confidence interval for the proportion of students who enjoy long jump. What is the lower limit of the safety gap? a.) 0.45 b.) 0.52 c.) 0.58 d.) 0.61 e.) 0.71

Jun 08, 2022
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