What is the solution, formula, or steps to get the answer n^3 + 2^n as an nth term of 3, 12, 35, 80,..? Why it is not 4/3n^3 + 2^n (where a=4/3) just like in questions 8, 11, and 13?

Jone's Car Sales is concerned with the sales of their Lexus motor cars. There are four main engine types for that particular vehicle: 4 cylinder, 5 cylinder, 6 cylinder and 8 cylinder. A sample of cars were tested for their miles per gallon and the results are:  18.5 26.8 20.7 26.1 = 4 cylinder 22.8 19.9 23.6 22.8 = 5 cylinder 23.1 21.9 17.2 23.7 = 6 cylinder 24.4 17.5 23.5 26.2 = 8 cylinder a. What is the analysis of the variance table, manually. b. What is the null hypothesis(es), the decision rule for a=0.05 and the decision for each hypothesis.

Help

The retail price for an LG Dishwasher with an extended 2-year warranty is $900, but the actual production cost of the dishwasher is $112.83. There is a 18% chance that dishwasher will need to be replaced during the extended 2-year warranty period. If the company has to replace the dishwasher within the 2-year warranty period, it will cost the company $112.83 to replace the dishwasher. a) Write out the probability distribution for the company's net profit. Make sure you enter your X values from smallest to largest. X 674.34 P(X) 0.18 787.17 0.82 b) What is the expected value of the extended warranty? Round final answer to 2 decimal places and write the units in the second box. 766.86 dollars c) Which of the following is the correct interpretation of the expected value of the warranty? Every time a customer buys the extended warranty the dishwasher breaks For many of these extended warranties bought by customers, the company can expect to gain 625.17 dollars per warranty on average Every…

The average salary in this city is $45,700. Is the average more for single people? 64 randomly selected single people who were surveyed had an average salary of $48,911 and a standard deviation of $17,630. What can be concluded at the a 0.01 level of significance? = a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: Select an answer H₁: Select an answer c. The test statistic?v = d. The p-value e. The p-value is ? a (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) f. Based on this, we should [Select an answer the null hypothesis. g. Thus, the final conclusion is that... O The data suggest that the population mean is not significantly greater than 45,700 at a = 0.01, so there is statistically insignificant evidence to conclude that the population mean salary for singles is greater than 45,700. The data suggest that the populaton mean is significantly greater than 45,700 at a = 0.01, so there…

Show the workings as to how each answer was derived at for each question.

Don't answer without proper knowledge.  Statistics. Construya un gráfico de columnas para los datos del archivo de Excel Tasas de desempleo estatales para poder comparar la tasa de junio con los máximos y mínimos históricos. ¿Habría otros gráficos mejores para transmitir visualmente esta información? ¿Por qué sí o por qué no?

+ com/Student/IntegratedAssign... ☆ Ca 12025 J X Wome www →> GA Completed: 6 of 10 My score: 5/10 pts (50%) Save A sporting goods company operates retail stores in the Philadelphia area. Customers were asked to rate their shopping experiences, the results of which are summarized in the accompanying table. Consider that 50% of the customers who rated their store Poor came from the Philadelphia area, 40% of the customers who rated their store Average came from the Philadelphia area, and 70% of the customers who rated their store Good came from the Philadelphia area. Use Bayes' Theorem to determine the probability that a customer who shopped in the Philadelphia area rated his or her experience as Poor. BB Click the icon to view the table. MOTE h 1% to 1 Cheg C https:// Solved A Mar 12, 2021 Philadelphia 1 answer To The probability is 0.417 (Round to three decimal places as needed.) Gauth https://ww Solved: A s -x Table Shopp sports goods co X Gauth https://www Solved: A sp Customers were…

Pearson X P Course HX P Homewo X + n ratedAssignmentOverview.aspx?homeworkId=7036... ☆ estion Completed: 4 of 10 My score: 3.5/10 pts (35%) Ca yarleny jerez 10/05/25 8:31 PM Use Bayes' Theorem to determine P(BID). P(BID)=(Round to two decimal places as needed.) Save Event A Event B Event C Event D Event E 433 20 18 508 15