Question

Asked Jan 20, 2019

15 views

On four exams,Wallace's grades were 79,93,91 and 68. what grade must he obtain on his fifth exam to have an 80 average?

Step 1

Let Wallace's grade in t...

Tagged in

Find answers to questions asked by student like you

Show more Q&A

Q: Probability is the same as a) Proportion b) Unlikely c) Variance

A: Probability:The probability of an event is the chance of occurrence of that event. The probability o...

Q: according to police sources, a car with a certain protection system will be recovered 90% of the tim...

A: Given problem is a binomial distribution with:

Q: If one card is randomly selected from a deck of cards, what is the probability of selecting a jack a...

A: Concept of probability:Probability deals with the likelihood of occurrence of a given event. The pro...

Q: 1.4.12 Let Q(x) be the statement “x+ 1 > 2x.” if the domain consists of all integers, what are th...

A: Given statement Q(x) "x+1 > 2x"Domain consists of all integers.∃xQ(x) means there exists a value...

Q: A single, six-sided die is rolled. Find the probability of rolling an even number or a number less ...

A: For any event A and the sample space S, the probability can be found as,

Q: The flow in a river can be modeled as a log-normal distribution. From the data, it was estimated tha...

A: Let X be the flow in a river which follows log normal distribution.It is provided that, P(X > 821...

Q: For this problem, carry at least four digits after the decimal in your calculations. Answers may var...

A: In this question, we need to find the sample size for the proportion of females when no preliminary ...

Q: The following table gives the total endothermic reactions involving sodium bicarbonate Final T...

A: Hi! Thank you for posting the question. However, from the given data, the problem was not completely...

Q: The probability that a person in the United States has Type B+ blood is 8%. Four unrelated people in...

A: Solution: We are given that the probability that a person in the United States has Type B+ blood = 0...