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.
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.
1 answer
1 answer