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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…