C. Intentional
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There is not enough information in this question to answer it. You cannot determine significance with just the alpha value. You need the actual test statistic (p-value) to determine this.
If the p-value is less than the alpha value, you reject the null hypothesis (the there is no difference).
Answer: d. The car is a normal goods for Jim
Explanation: if an individual's income goes up by a certain percentage or amount and, in response, the quantity demanded of good rises by rises in response to the income increase, such good can be considered a normal good. It is also defined as such good for which the income elasticity of demand is positive but less than one. This is the same scenario that has happened with Jim. His demand for better automobile increased as a result of an increase in his income.
Answer:
C. Shut down the presses printing my book
Explanation:
Since the average variable cost of producing the book is above the demand curve, the best course of action is to shut down the printing (production) of more books. The author would lose less money by shutting down operations rather than continuing production at a variable cost higher than the demand he's receiving for the books.
In economics, when profit is less than the average variable cost, firms are advised to stop production in the short run and incur economic loss on fixed inputs. This is because with continued operations, total revenue would not only be lower than total cost, but rather, would also be less than total variable cost.
The stock went down 4.8%
Rate of Change of a stock is (New price - old price/ old price) *100
5.95-6.25 / 6.25 * 100
-.3/6.25 *100
-.048 *100 = -4.8%