The Florida Energy Factor (FEF) is used to compare the efficiency of domestic solar hot water heaters and to determine certain building construction credits. Solar water heaters with a high FEF are more cost efficient. Assume normality for the FEF distribution.
A random sample of approved heaters was obtained, and the FEF value for each is given in the following:
3.3 3.2 1.8 2.1 4.2 3.9 4.6 6.3 1.9 1.9 4.9 6.7 5.2 3.1 1.4
Is there any evidence to suggest that the true population mean FEF is greater than 3.0? Use α = 0.05.
In: Statistics and Probability
. Kubat Construction Corporation is considering whether to sell excess machinery or lease it to another party. The equipment has an original cost of SAR 615,000, a current book value of SAR 325,000, and can be sold for SAR 350,000 less a 6% brokerage commission. Alternatively, the machinery could be leased for SAR 90,000 per year for four years, after which it is expected to have no residual value. During the period of the lease, Kubat Construction’s costs for repairs, insurance, and property tax are expected to be SAR 20,000 per year. Use a differential analysis to calculate the differential effect.
In: Accounting
Exercise 5-16B Estimating ending inventory-retail method LO P4
In 2017, Dakota Company had net sales (at retail) of
$134,000.
| At Cost | At Retail | |||||||
| Beginning inventory | $ | 32,300 | $ | 64,600 | ||||
| Cost of goods purchased | 64,106 | 98,800 | ||||||
The above additional information is available from its records at
the end of 2017. Use the retail inventory method to estimate
Dakota's 2017 ending inventory at cost. (Round cost ratio
to the nearest whole percentage.)
|
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In: Accounting
On an income statement prepared according to the recommended USAR format, the cost of utilities is listed further down the statement than the cost of labor because...
| A. | the cost of utilities is usually less than the cost of labor. | |
| B. | the cost of utilities is usually greater than the cost of labor. | |
| C. | managers have less control over the cost of utilities than the cost of labor. | |
| D. | managers have more control over the cost of utilities than the cost of labor. |
2. A chef invests $40,000 of their own money, and $160,000 borrowed from a bank, to open their new restaurant. What percentage of this cehf's new operation was equity funded?
| A. | 20% | |
| B. | 25% | |
| C. | 80% | |
| D. |
40% |
In: Accounting
A digital camera manufacturing company has the cost data given in the following table:
| Sales price | $783 |
| Units sold | 29,669 |
| Direct labor | $1,503,075 |
| Materials | $6,348,961 |
| Overhead | $2,614,707 |
| Total operating expense | $2,740,386 |
| % Profit |
Calculate the percentage profit
In: Operations Management
The following terms are used to describe various economic characteristics of costs: Opportunity Cost Average Cost Sunk Cost Out-of-pocket Cost Differential Cost Required: Choose one of the preceding terms to characterize each of the amounts described below. Each term may be used only once (5 Points). (1). The cost of merchandise inventory purchased five years ago. The goods are now obsolete. (2). The cost of feeding 300 children in a public school cafeteria is $450 per day, or $1.50 per child per day. What economic term describes this $1.50 cost? (3). The management of a high-rise office building uses 3,000 square feet of space in the building for its own administrative functions. This space could be rented for $30,000. What economic term describes this $30,000 of lost rental revenue? (4). The cost of building an automated assembly line in a factory is $700,000; a manually operated assembly line would cost $250,000. What economic term is used to describe the $450,000 variation between these two amounts? (5). Refer to the preceding question and assume that the firm is currently building the assembly line for $700,000. What economic term is used to describe the $700,000 construction cost?
In: Accounting
Some monkey flowers (Mimulus guttatus) living near the sites of copper mines can grow in soil containing high concentrations of copper, which is toxic to most plants. Copper tolerance is a heritable trait.
The map below shows the area near an old copper mine, which contaminated the nearby soil with copper. A stream flows past the mine toward the lake at the bottom right of the map.

| The population that existed before mining must have included both copper-tolerant and copper-intolerant plants. | |
| Nearly 100% of monkey flowers growing in copper-contaminated soil are copper tolerant. | |
| Natural selection favors copper tolerance in all soils near the old mine, not only in the contaminated soils. | |
| Copper contamination in the soil created copper-tolerant plants. | |
| Copper-tolerant plants are found only in contaminated soils. | |
| If you were to test monkey flowers growing on the shore of the lake, you would expect nearly 100% of them to be copper tolerant. |
In: Biology
A student desires to know if two-bedroom apartments for rent near
the BRCC campus in Baton Rouge are significantly different, on
average, than one-bedroom apartments for rent near the BRCC campus
in Baton Rouge. The student collects data for a random sample of
ten (10) advertisements for each of one-bedroom and two-bedroom
apartments for rent near the BRCC campus in Baton Rouge. The data
below shows the advertised rents (in dollars per month) for the
selected apartments.
1 Bedroom
550
695
640
580
595
600
495
675
595
525
2 Bedroom
645
725
580
750
575
635
695
650
655
575
Set up and carry out an appropriate test to determine whether there
is convincing evidence that drinking coffee improves memory. Be
sure to provide the type of test used, the correct hypotheses, the
test statistic, the P-value, assumptions necessary (if any), and
the conclusions in context. Assume unequal variances in the
populations.
Then, provide and interpret a 99% confidence interval for the
hypotheses that you test in (a). What conclusion(s) do you make in
context?
In: Statistics and Probability
Which is the best insurance policy cover a course of construction ?
In: Finance
Explain the audit procedure for checking the Construction In Progress estimate?
In: Accounting