A fair die is rolled 8 times. a. What is the probability that the die comes up
Question:
A fair die is rolled 8 times.
a. What is the probability that the die comes up 6 exactly twice?
b. What is the probability that the die comes up an odd number exactly five times?
c. Find the mean number of times a 6 comes up.
d. Find the mean number of times an odd number comes up.
e. Find the standard deviation of the number of times a 6 comes up.
f. Find the standard deviation of the number of times an odd number comes up.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 55% (9 reviews)
Let X be the number of times the die come...View the full answer
Answered By
Shadrack Mulunga
I am a Biochemistry by profession. However, I have explored different fields of study. My quest to explore new fields has helped me gain new knowledge and skills in Business, clinical psychology, sociology, organizational behavior and general management, and Project Management. I count my expertise in Project management, in particular, creation of Work Break Down Structure (WBS) and use of Microsoft Project software as one of my greatest achievement in Freelancing industry. I have helped thousands of BSC and MSC students to complete their projects on time and cost-effectively using the MS Project tool. Generally, I find happiness in translating my knowledge and expertise to success of my clients. So far, i have helped thousands of students to not only complete their projects in time but also receive high grades in their respective courses. Quality and timely delivery are the two key aspects that define my work. All those who hired my services always come back for my service. If you hire my services today, you will surely return for more. Try me today!
5.00+
154+ Reviews
289+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
A fair die is rolled 10 times. Calculate the expected sum of the 10 rolls.
-
A fair die is rolled four times. Let the random variable X denote the number of 6s that appear. Find and graph the cdf for X.
-
A fair die is rolled three times. Let X denote the number of different faces showing, X = 1, 2, 3. Find E(X).
-
11. Calculate the expected return and standard deviation for the risky portfolio on the CAL (with or without borrowing) and for the investor's complete portfolio on the CAL. 8(,1)% Std dev= 30 25 18...
-
In the string-pull illustration in Figure 4.8, a gradual pull of the lower string results in the top string breaking. Does this occur because of the ball's weight or its mass? Figure 4.8
-
For the cracking reaction, C3H8(g) C2H4(g) + CH4(g) The equilibrium conversion is negligible at 300 K, but becomes appreciable at temperatures above 500 K. For a pressure of 1 bar, determine: (a)...
-
Show that the intercept term, \(b_{0}\), can be expressed as a weighted sum of the dependent variables. That is, show that \(b_{0}=\sum_{i=1}^{n} w_{i, 0} y_{i}\). Further, express the weights in...
-
Homemade Leverage and WACC ABC Co, and XYZ Co, are identical firms in all respects except for their capital structure. ABC is all equity financed with $800,000 in stock. XYZ uses both stock and...
-
3) (10 pts) Write a function NextMinute that receives one integer as the input argument, which is the current minute of the hour, and returns the next minute as the output argument. Please note that...
-
In problems find the area of the indicated inscribed or circumscribed polygon. (a) (b) (c) (d) y=x+1
-
In the article Occurrence and Distribution of Ammonium in Iowa Groundwater (K. Schilling, Water Environment Research, 2002:177186), ammonium concentrations (in mg/L) were measured at a large number...
-
Two dice are rolled. Let X = 1 if the dice come up doubles and let X = 0 otherwise. Let Y = 1 if the sum is 6, and let Y = 0 otherwise. Let Z = 1 if the dice come up both doubles and with a sum of 6...
-
The financial statements of Shoppers Drug Mart are presented in Appendix A at the end of this book. Instructions (a) What types of receivables does Shoppers Drug Mart report in its 2012 balance...
-
Business Decisions Identify the type of business decision for the following accounts. (write the correct answer as Operating decision, Investing decision, or Financing decision) Change in long-term...
-
Read the following sentences and then select the best revision for each. If no revision is needed, select "No revision is needed." It's a calculation that our accountants double-checked. Our...
-
Why does health insurance become less expensive when the size of the insurance group increases? Question 25 options: Insurance is less risky to provide, more employees are contributing co-payments,...
-
A car takes a turn in the road on a banked curve that is at an angle of 10 . The path of the car is the shape of a circle of radius r. Find the speed a car of mass m can have in order to make the...
-
Who owns the company?revenue asset equity a. Assets c. Revenue e. Liabilities b. Equity d. Expense ________ Who owns the company? ________ What the company earns. ________ What cost the company...
-
A Carnot heat engine with thermal efficiency 1/3 is run backward as a Carnot refrigerator. What is the refrigerators coefficient of performance?
-
What are the key dimensions of critical thinking 2. Watch the NBC Learn video on Diet Scams. What types of claims are made in this video Are they valid Elaborate on your responses. Discuss this video...
-
In a certain year, there were 80 days with measurable snowfall in Denver, and 63 days with measurable snowfall in Chicago. A meteorologist computes (80 + 1)/(365 + 2) = 0.22, (63 + 1)/(365 + 2) =...
-
Measurements of the sodium content in samples of two brands of chocolate bar yield the following results (in grams): Find a 98% confidence interval for the difference between the mean sodium contents...
-
A sample of size 101 from a normal population has sample standard deviation s = 40. The lower and upper 0.025 points of the 2 100 distribution are 2 100, 0.975 = 74.222 and 2 100, 0.025 = 129.561....
-
Explain possible advantages and disadvantages of PSL's current international trading strategy (subsidiary in China, export & import and online presence).
-
In November 2020 you entered into four May 2021 long futures contracts for crude oil (1,000 barrels per contract) for $65.00 per barrel. If the futures price was $70.00 per barrel on December 31,...
-
4) Champagne, Inc., had revenues of $13 million, cash operating expenses of $9 million, and depreciation and amortization of $2 million during 2008. The firm purchased $650,000 of equipment during...
Study smarter with the SolutionInn App