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The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute....Asked by Bailey
The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes?
Possible Answers:
A)7%B)3%C)5%D)4%
How do I plug this into my TI-83 calculator? the answer is C, but I'm having trouble getting it.
Possible Answers:
A)7%B)3%C)5%D)4%
How do I plug this into my TI-83 calculator? the answer is C, but I'm having trouble getting it.
Answers
Answered by
Bailey
Find the probability of the indicated result. Use the normal curve approximation to the binomial distribution.16)A 56-question multiple choice test has 4 possible answers for each question and a student choose the answers to each problem at random. A student selects 16 correct answers.
A)0.118 B)0.102 C)0.378 D)0.126
How do I solve this by using the binomcdf function on my calculator? I have TI-83.
The answer is suppose to be B.
A)0.118 B)0.102 C)0.378 D)0.126
How do I solve this by using the binomcdf function on my calculator? I have TI-83.
The answer is suppose to be B.
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