To answer this item, we let x be Jeff's speed when going back home. With this representation, the speed from home to his parents is x + 9. The total time it took him for the trip is 8 hours. The time of each trip can be calculated by dividing the distance by time. Such concept is presented below.
8 hours = 160/x + 160/(x + 9)
The value of x from the equation is 36. Thus, his speeds were 36 miles/h and 45 miles/h.
Answer:
option B
Explanation:
In other to know how return fluctuation can be predicted with for instance, x%, predictability, one has to look at the normal distribution curve of return (average returns) to standard deviation of those returns. (check the attached file for additional details).
Hence, to be 95% sure that investment losses are less than 8% one needs to look at 95% of all returns which infact Mean return plos or minus 20. If the lower bound of this interval is less than 8% then the investment needs to be selected
check attached file for additional details
Text mining helps companies tap into the massive volume of customer opinions expressed online.
<h3>What is text mining?</h3>
Similar to text analytics, text mining is the technique of extracting high-quality information from text. It is also known as text data mining. It entails "the automatic extraction of information from several written sources to create new, previously unknown information by computer."
The process of converting unstructured text into a structured format with the purpose of identifying significant patterns and fresh insights is known as text mining, also known as text data mining.
Natural language processing is used automatically in text mining to glean insightful information from unstructured material. Text mining automates the process of categorizing texts by sentiment, topic, and intent by converting data into knowledge that computers can comprehend.
To learn more about text mining visit:
brainly.com/question/28148157
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Answer:
Feedback control
Explanation:
Feedback control is a procedure which Shawn is using to assess the efficiency and capability of the team. Feedback control helps to evaluate the benefits the organisation has provided to the firm compared to the cost incurred. This control procedure is utilised by the managers to determine the capabilities of the employers.
Given:
Current market price of similar guitar 1,200
30% profit on cost.
Sales : 130%
Cost : <u>- 100%</u>
Profit : 30%
This means that $1,200 is 130% of cost.
$1,200 / 1.3 = $923.10
Gibson's target cost should be $923.10 to make a 30% profit on cost.
