Math

The probability that a school bus is late is 0.04. How many times would you expect the bus to be late in a 5-week period?

  1. 👍
  2. 👎
  3. 👁
  1. That's 25 school days. The average or "expectation" number of late appearances will be 25x0.04 = 1.0, but there are non-zero probabilities of 0,2,3, etc. late appearances as well. The binomial distribution can be used to calculate their probabilities.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    The table shows the results of rolling a number cube labeled one through six 50 times. Number Rolled Frequency 1 7 2 9 3 11 4 6 5 9 6 8 1. What is the experimental probability of rolling a 3? 0.11 0.22 0.30 ** 0.27 2. Based on the

  2. math Study guide 3

    1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? red | blue | green | yellow ----------------------------------------- 20 |

  3. Word Equations

    Yochanan walked from home to the bus stop at an average speed of 5km/h. He immediately got on his school bus and traveled at an average speed of 60km/h until he got to school. The distance from his home to school is 35 kilometers,

  4. math Study guide

    1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? (1 point) a 0.6 b 0.4 c 0.2 d 0.3 2. You roll a number cube 20 times. The

  1. Math Please Help Quick

    The probability of winning a game is 20%. If you play 20 times, how many times should you expect to win?

  2. English

    1. He was late because he missed the bus. [In this sentence, what does 'the bus' mean? Does the bus mean the specific bus? The school bus which his schoool has, or the Number 12 bus which he usualy takes when he comes to school?

  3. Math

    the probability of winning a game is 25%. how many times should you expect to win if you play 20 times.

  4. Math

    You flip a coin 20 times and get tails 15 times you flip the coin 80 more times.what do you expect to happen to the experimental probability of getting tails as you increase the number of trials a. The experimental probability

  1. Math

    The probability of winning a game is 20%. If you play 20 times, how many times should you expect to win? 4 times 10 times** 16 times

  2. Probaility

    The rates of on time flights for commercial jets are continuously tracked by the US Department of Transportation. Recently, Southwest Air had the best rate of 80% of its flight time on time. A test is conducted by randomly

  3. Math

    In which survey was a parameter reported? Select two answers. A. “Of the 100 teenagers surveyed from Jill’s middle school, 2 out of 3 of them own a bicycle. B. “Of the 1000 seventh grade boys surveyed across the U.S., 5 out

  4. Math

    Of the 64 student in grade five 3/8 of them either walk or ride a bike to school.the rest take a bus.how many fifth graders take a bus to school?

You can view more similar questions or ask a new question.