1. You want to examine the relationship between the number of machines working and the number of processing minutes achieved. You conduct 18 spot checks every half hour and record the following data on the Machines worksheet. Make a chart that accurately shows the relationship of the data. Put your chart on the same worksheet as the data. Be sure that you use an appropriate chart type for the data and that you completely label your chart.

Machine Minutes
7 97
2 33
6 86
8 118
5 78
5 65
1 10
2 25
5 75
5 71
4 62
7 105
7 101
1 17
3 39
4 49
4 53
5 68

What are the period and vertical shift of the cosecant function below? period: ; vertical shift: 1 unit up period: ; vertical shift: 2 units up period: ; vertical shift: 1 unit up period: ; vertical shift: 2 units up?

Kumar consulting operates several stock investment portfolios that are used by firms for investment of pension plan assets. last year, one portfolio had a realized return of 12.6 percent and a beta coefficient of 1.15. the average t-bond rate was 7 percent and the realized rate of return on the s& p 500 was 12 percent. what was the portfolio's alpha?

Analyzing and computing accrued warranty liability and expense waymire company sells a motor that carries a 60-day unconditional warranty against product failure. from prior years' experience, waymire estimates that 2% of units sold each period will require repair at an average cost of $100 per unit. during the current period, waymire sold 69,000 units and repaired 1,000 units. (a) how much warranty expense must waymire report in its current period income statement? (b) what warranty liability related to current period sales will waymire report on its current period-end balance sheet? (hint: remember that some units were repaired in the current period.) (c) what analysis issues must we consider with respect to reported warranty liabilities?