Cashback Offer (25th Nov-05th Dec 2020). Get Flat 10% Cashback credited in your account on a minimum transaction of \$80. Post Your Question

Question DetailsNormal
\$ 7.49

# MATH 302 WEEK 4 KNOWLEDGE CHECK 1|AMERICAN PUBLIC UNIVERSITY

Question posted by  MATH 302 Quiz 4 Week 4 Knowledge Check – Practice Test

PART 1 OF 6 – CALCULATIONS OF PROBABILITIES

1. Find P(Z > -1.24). Round answer to 4 decimal places. Answer: ?
2. Find the area under the standard normal distribution to the left of z = -1.05. Round answer to 4 decimal places.
3. Find P(1.31 < Z < 2.15). Round answer to 4 decimal places. Answer: ?

PART 2 OF 6 – CONTINUOUS RANDOM VARIABLES AND PROBABILITY FUNCTIONS

4. Find the probability that falls in the shaded area.

PART 3 OF 6 – THE CENTRAL LIMIT THEOREM

5. The manufacturer of a new compact car claims the miles per gallon (mpg) for the gasoline consumption is mound- shaped and symmetric with a mean of 24.6 mpg and a standard deviation of 9.5 mpg.

If 30 such cars are tested, what is the probability the average mpg achieved by these 30 cars will be greater than 28?
6. The average lifetime of a certain new cell phone is three years. The manufacturer will replace any cell
7. Suppose that the longevity of a light bulb is exponential with a mean lifetime of eight years. Seventy percent of all light bulbs last at least how long?
8. The commute time for people in a city has an exponential distribution with an average of 0.5 hours. math 302 week 4 quiz
9. Suppose that the longevity of a light bulb is exponential with a mean lifetime of eight years. Find the probability that a light bulb lasts between six and ten years.

PART 5 OF 6 – THE UNIFORM DISTRIBUTION

10. The waiting time for a bus has a uniform distribution between 0 and 10 minutes. What is the
11. The waiting time for a train has a uniform distribution between 0 and 10 minutes. What is the
12. Miles per gallon of a vehicle is a random variable with a uniform distribution from 25 to 35. The
13. The mail arrival time to a department has a uniform distribution over 0 to 60 minutes. What is the
14. Miles per gallon of a vehicle is a random variable with a uniform distribution from 25 to 35. The
15. Miles per gallon of a vehicle is a random variable with a uniform distribution from 25 to 35. The

PART 6 OF 6 – USING THE CENTRAL LIMIT THEOREM

16. The average amount of a beverage in randomly selected 16-ounce beverage can is 16.1 ounces with
17. The final exam grade of a statistics class has a skewed distribution with mean of 76 and standard
18. The time a student sleeps per night has a distribution with mean 5.9 hours and a standard deviation
19. The final exam grade of a mathematics class has a skewed distribution with mean of 78 and standard
20. The final exam grade of a statistics class has a skewed distribution with mean of 78 and standard deviation of 7.8. If a random sample of 36 students selected from this class, then what is the probability that the average final exam grade of this sample is between 75 and 80?

\$ 7.49

## [Solved] MATH 302 WEEK 4 KNOWLEDGE CHECK 1|AMERICAN PUBLIC UNIVERSITY

• This solution is not purchased yet.
• Submitted On 22 Sep, 2020 02:54:23  WEEK 4 KNOWLEDGE CHECK 1 Part 1 of 6 - Calculations of Probabilities Questions 2.0/ 3.0 Points Question 1 of 20 1.0/ 1.0 Points Find the area under the standard normal distribution to the left of z = -1.05. Round answer to 4 decimal ...
Buy now to view the complete solution Other Similar Questions Testg...

### MATH 302 QUIZ 5 – QUESTION AND ANSWERS – SET 2|AMERICAN PUBLIC UNIVERSITY

QUIZ 5 – QUESTION AND ANSWERS – SET 2 Question 1 of 17 0.0/ 1.0 Points Members of the general adult population volunteer an average of 4.2 hours per week. A random sample of 20 female college stud... Testg...

### MATH 302 WEEK 4 KNOWLEDGE CHECK 1|AMERICAN PUBLIC UNIVERSITY

WEEK 4 KNOWLEDGE CHECK 1 Part 1 of 6 - Calculations of Probabilities Questions 2.0/ 3.0 Points Question 1 of 20 1.0/ 1.0 Points Find the area under the standard normal distribution to the left of z = -1.05. Ro... Testg...

### MATH 302 QUIZ 4 – QUESTION AND ANSWERS SET 2|AMERICAN PUBLIC UNIVERSITY

MATH 302 QUIZ 4 – QUESTION AND ANSWERS Part 1 of 6 - Calculations of Probabilities Questions 2.0/ 3.0 Points Question 1 of 20 1.0/ 1.0 Points Find P(Z > -.98). Round answer to 4 decimal places. Answer: ... Testg...

### MATH 302 MIDTERM EXAM 2 – QUESTION AND ANSWERS|AMERICAN PUBLIC UNIVERSITY

Part 1 of 9 - 1.0/ 1.0 Points Question 1 of 25 1.0/ 1.0 Points Which measure of central location is meaningful when the data are categorical? A.The mode B.The median C.The mean D.The range Answe... Testg...

### MATH 302 QUIZ 3 – QUESTION AND ANSWERS|AMERICAN PUBLIC UNIVERSITY

Question 1 of 20 1.0/ 1.0 Points Accepted characters: numbers, decimal point markers (period or comma), sign indicators (-), spaces (e.g., as thousands separator, 5 000), "E" or "e" (used in scientific notation). NOTE: For...

#### The benefits of buying study notes from CourseMerit ##### Assurance Of Timely Delivery
We value your patience, and to ensure you always receive your homework help within the promised time, our dedicated team of tutors begins their work as soon as the request arrives. ##### Best Price In The Market
All the services that are available on our page cost only a nominal amount of money. In fact, the prices are lower than the industry standards. You can always expect value for money from us.  