Last year jain technologies had $250 million of sales and $100 million of fixed assets, so its fixed assets/sales ratio was 40%. however, its fixed assets were used at only 40% of capacity. now the company is developing its financial forecast for the coming year. as part of that process, the company wants to set its target fixed assets/sales ratio at the level, it would have had, had it been operating at full capacity. what target fixed assets/sales ratio should the company set?

The average u. s. household has $178,600 in life insurance. the standard deviation is $25,500. a local insurance agent would like to see how households in his city compare to the national average, and selects a simple random sample of 30 households from the city. for the households in the city, the average amount of life insurance is $188,800. a. based on the sample results, construct a 95% confidence interval for the true average amount of life insurance for households in the city. b. test the h0 : $178,600 ? ? to determine if the city's sample average is significantly different from the u. s. average amount of life insurance per household. use the conventional levels of significance.