subject
Business, 06.05.2021 07:40 hdjsjshshsh

An engineer designed a valve that will regulate water pressure on an automobile engine. The engineer designed the valve such that it would produce a mean pressure of 4.8 pounds/square inch. The valve was tested on 240 engines and the mean pressure was 4.9 pounds/square inch. Assume the variance is known to be 1.00. Is there evidence at the 0.05 level that the valve performs above the specifications? Step 1 of 5: Enter the hypotheses:

ansver
Answers: 3

Another question on Business

question
Business, 21.06.2019 21:00
12. nelson corporation, which has only one product, has provided the following data concerning its most recent month of operations: selling price $ 115 units in beginning inventory 380 units produced 5,900 units sold 6,070 units in ending inventory 210 variable costs per unit: direct materials $ 46 direct labor $ 27 variable manufacturing overhead $ 3 variable selling and administrative $ 12 fixed costs: fixed manufacturing overhead $ 112,100 fixed selling and administrative $ 36,420 the company produces the same number of units every month, although the sales in units vary from month to month. the company's variable costs per unit and total fixed costs have been constant from month to month. a. prepare a contribution format income statement for the month using variable costing. unit product cost under variable costing direct materials direct labor variable manufacturing overhead variable costing unit product cost (formula)
Answers: 3
question
Business, 22.06.2019 13:30
Jose recently died with a probate estate of $900,000. he was predeceased by his wife, guadalupe, and his daughter, lucy. he has two surviving children, pete and fred. jose was also survived by eight grandchildren, pete’s three children, naomi, daniel, nick; fred’s three children, heather, chris and steve; and lucy’s two children, david and rachel. jose’s will states the following “i leave everything to my three children. if any of my children shall predecease me then i leave their share to their heirs, per stirpes.” which of the following statements is correct? (a) under jose’s will rachel will receive $150,000. (b) under jose’s will chris will receive $150,000. (c) under jose’s will nick will receive $100,000. (d) under jose’s will pete will receive $200,000.
Answers: 1
question
Business, 22.06.2019 20:20
Precision aviation had a profit margin of 6.25%, a total assets turnover of 1.5, and an equity multiplier of 1.8. what was the firm's roe? a. 15.23%b. 16.03%c. 16.88%d. 17.72%e. 18.60%
Answers: 2
question
Business, 22.06.2019 21:20
How success was the first day of the bus boycott
Answers: 1
You know the right answer?
An engineer designed a valve that will regulate water pressure on an automobile engine. The engineer...
Questions
question
Mathematics, 04.03.2021 20:40
question
English, 04.03.2021 20:40
Questions on the website: 13722360