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Pavlova-9 [17]
2 years ago
10

A manufacturer of nickel-hydrogen batteries randomly selects 100 nickel plates for test cells, cycles them a specified number of

times, and determines that 12 of the plates have blistered. (a) does this provide compelling evidence for concluding that more than 10% of all plates blister under such circumstances? state and test the appropriate hypotheses using a significance level of 0.05.

Business
1 answer:
Aloiza [94]2 years ago
4 0

Answer:

Explanation:

The calculation is shown in the picture attached

P-value > 0.05 it is concluded that the null hypothesis is not reject.

There is not enough evidence to claim that the more than 10% of all plates blister under such circumstances.

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Elmer’s utility function is U(x, y) = min{x, y2}. If the price of x is $25 and the price of y is $15 and if Elmer chooses to con
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Shmenson Company uses the periodic inventory system. Sales for 2020 were $470,000 while operating expenses were $175,000. Beginn
jeka94

Answer:

The net income  for 2020 was $90,000

Explanation:

Shmenson Company

Income Statement for the year ended 2020

Sales                                                                             $470,000

Less Cost of Sales

Beginning Inventories                           $70,000

Add Net purchases                              $180,000

Add Freight In                                         $15,000

Less Ending Inventories                      ($60,000)     ($205,000)

Gross Profit                                                                  $265,000

Less Expenses

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Net Income                                                                    $90,000

Conclusion

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