Question: Answer the following questions about Normal Distribution. 2. Let's say that 3 statistics student can finish a test with a mean of 60 minutes and

Answer the following questions about Normal Distribution. 2. Let's say that 3 statistics student can finish a test with a mean of 60 minutes and a standard deviation of 10 minutes. Assume that the data is normally distributed. 3. Draw a probability density function describing the situation above. b. What is the probability it will take between 50 and 70 minutes? c. What is the probability it will take exactly 60 minutes to finish the test? d. What is the probability it will take between 40 and 60 minutes to finish the test? e. What is the median amount of time it takes to finish the test? f. What time corresponds to the 16 percentile? (The time that represents the fastest 16 percent)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Chapter 6 - Supplementar Problems Si. Given a normally distributed set of test scores with me of 80 and a standerd deviation of 10, find the following a) The proportion of area below 60 75 80 88 92...

1.A distribution of values is normal with a mean of 60.1 and a standard deviation of 41.6. Find the probability that a randomly selected value is between -31.42 and 68.42. P (-31.42

Need help with the following questions. Each question must contain a Reference. Answer will be denied if no Reference is available. Details: I will provide the original question. I will then provide...

In a certain town 60% of the households own mutual funds, 40% own individual stocks, and 20% own both mutual funds and individual stocks. 1. The proportion of households that own mutual funds but not...

Help me answer all of the following activities and please do follow the page numberings thank you in advance Activity 3. Direction: Read and analyze the situation below. Answer the questions as...

Detailed answers needed. 1. Let Xi,.... Xio be a random sample from a normal population with mean / and standard deviation 4. Let X be the sample mean and suppose X = 48. Find a 95% confidence...

10/17/2016 1. Assignment Print View Award: 11.11 points A random variable X follows the uniform distribution with a lower limit of 520 and an upper limit of 720. a. Calculate the mean and the...

If the magnitude for the resultant force acting on the plate is required to be 6 kN and its direction measured clockwise from the positive x axis is ? = 30?, determine the magnitude of F 2 and its...

Go to stockcharts.com/freecharts/yieldcurve.html and click on the animated yield-curve graph (be sure JAVA is enabled on your browser). Answer the following questions: a. Is the yield curve typically...

Multipile CHolce account receivables plus account payables. stock price appreciation plus dividends received over a specific per economic value created by a firm plus reservation price. consumer...

14. It is possible to achieve this theoretical maximum profit through price differentiation True False 15.If the firm can charge $400 to target the high segment and charge $100 to target the low...

10. What is meant by the fact that we are socialized into using linear causal thought patterns? Find two examples of this from your everyday life.

The senders expertise; certification, i.e. the senders educational background

Context, i.e. the context of the information presented and received