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Stats Final Exam Study Questions and Answers 100% Pass

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Stats Final Exam Study Questions and Answers 100% Pass The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their...

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  • November 4, 2024
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KaylinHoffman
Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Stats Final Exam Study Questions and

Answers 100% Pass


The manager of the customer service division of a major consumer electronics company is interested in

determining whether the customers who have purchased a Blu-ray player made by the company over

the past 12 months are satisfied with their products. What do the possible responses to the question

"Are you happy, indifferent, or unhappy with the performance per dollar spent on the Blu-ray player?"

result in? - ANSWER✔✔-ordinal scale


Jared was working in a bank project, and he wanted to check the percentage of defaults on the loans he

gave out to customers. He reviewed previous records to analyze the results. What type of data collection

would this be? - ANSWER✔✔-capturing data generated by ongoing business activity


When studying the simultaneous responses to two categorical questions, what should you set up? -

ANSWER✔✔-


In general, which of the following descriptive summary measures cannot be easily approximated from a

boxplot? - ANSWER✔✔-variance


Which statement about right-skewed distributions is correct? - ANSWER✔✔-The distance from Q1 to Q2

is less than the distance from Q2 to Q3


Determine which statement about the covariance is correct - ANSWER✔✔-covariance can be positive or

negative




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, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


If the data is normally distributed, then it's "normal probability plot" would be - ANSWER✔✔-an upward

sloping straight line


Which is true about the standard error of the mean? - ANSWER✔✔-all of the above


If you toss a coin three times how many different outcomes are possible? - ANSWER✔✔-8


If n = 10 and = 0.70, then the mean of the binomial distribution is - ANSWER✔✔-7.0


The difference between the third quartile and the first quartile is known as the _______. - ANSWER✔✔-

interquartile range


If two events are mutually exclusive, what is the probability that both occur at the same time? -

ANSWER✔✔-0.0


Your investment of $50,000 increased to $65,000 after one year and fell to $55,000 in the second year.

What is the geometric rate of return on your investment? - ANSWER✔✔-1.49%


The Table reports the cost of electricity in small businesses during a recent month. What percentage of

costs are between 180 and 280?


Cost


frequency


80 to 130


5


130 to 180


6



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