# The accompanying

The accompanying table gives the probability distribution of the number of courses randomly selected student has registered

Number of courses 1 2 3 4 5 6 7

Probability 0.02 0.03 0.1 0.3 0.4 - 0.01 respectively.

a) Find the probability of a student registering for six courses.

b) What is the probability that a randomly selected student has registered for at least five courses?

Number of courses 1 2 3 4 5 6 7

Probability 0.02 0.03 0.1 0.3 0.4 - 0.01 respectively.

a) Find the probability of a student registering for six courses.

b) What is the probability that a randomly selected student has registered for at least five courses?

### Correct answer:

Tips for related online calculators

Would you like to compute the count of combinations?

#### You need to know the following knowledge to solve this word math problem:

## Related math problems and questions:

- Information 2704

The table contains information on the number of pupils according to the number of siblings: Number of siblings 0 1 2 3 and more Number of pupils 50 50 72 28 What is the probability that a randomly selected student has exactly two siblings? - Pass a test

The student has to pass a test that contains ten questions. For each of them, he chooses one of 5 answers, with just one being correct. The student did not prepare for the test, so he randomly chose the answers. What are the probabilities that the student - 3 sigma

Students' performance scores in a statistic test have a mean of 70 and a standard deviation of 4.0. The scores obtained can be modeled by a normal distribution. Find the probability that the score of a randomly selected student is i. more than 80 marks ii - Records

Records indicate 90% error-free. If eight records are randomly selected, what is the probability that at least two records have no errors? - A student 2

A student randomly selected 225 college students and asked whether they had eaten breakfast that morning before coming to campus. Fifty-seven students were at least 25 years old, and 30 had breakfast that morning. Of the 168 students younger than 25, 82 h - School student

The probability that a school student has a skateboard is 0.34, the probability that he has a bicycle is 0.81, and the probability that he has a skateboard and a bicycle is 0.22. What is the probability that a randomly selected student has a skateboard or - Probability 80860

During the exam, the student takes 3 questions out of 20. He is ready for 14 of them. Find the probability that he draws at least one that he knows. - IQ Intelligence quotient

Intelligence quotient (IQ) is a standardized score used as the output of standardized intelligence psychological tests to quantify a person's intelligence with the rest of the population (respectively, to a given group). Intelligence has an approximately - Binomial probability

What is the binominal probability that at least 4 of the six trials (n=6) are succeeded where φ = 0.50? - Family

Ninety-four boys are born per 100 girls. Determine the probability that there are two boys in a randomly selected family with three children. - Three subjects

In a class of 40 students, 18 passed mathematics, 19 passed accounting, 16 passed economics, five mathematics and accounting only, six mathematics only, nine accounting only, and two accounting and economics only. Each student was offered at least one of - Probability 59493

Determine the probability of a random event out of 10 randomly selected bridge cards. There will be at least three aces. Note This is a team game, with 52 cards in the deck, of which four aces. - Probability of intersection

Three students have a probability of 0.7,0.5, and 0.4 to graduate from university, respectively. What is the probability that at least one of them will be graduated? - The average 7

The average lifespan for cricket is 90 days, with a standard deviation of 13 days. If we assume that the lifespan of cricket is normally distributed, a. What is the probability a randomly selected cricket has a lifespan of fewer than 75 days? b. What is t - Students and exam

In a certain college, accounting is one of the courses; among the accounting students, 60% are male. Among the male students, 75% passed the exams, while among the females, 50% failed. (a) present this using a probability tree diagram (b) determine the pr - Population variance

In a California community college, 60% of students will transfer to a college in the CSU system. The number of students in a sample who will transfer follows a binomial distribution. If eight students are randomly selected, find the population variance σ² - The chief

The chief fisherman Peter estimates that if he uses four lines, then the probability of making a catch on one line is 0.7. If he uses five lines, then the probability of making a catch on any line is 0.6. If he uses six lines, the probability of making a