Dina is interested to know about the grades of her class in an Economics course. She asks all 200 students who take the course about their grades, and finds the average grade to be 75. The value 75 is a statistic or parameter?

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A: The answer has exact form. You will not have to enter the variables.

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A: Take t value from above given data t = 0.6004 df = 57.7 ~ 58

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A: Answer Given 30 exam papers31 studentsaverage =68

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A: You must have the idea of average and how to find average of a set of numbers.

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Q: Please answer fully and on paper I keep getting the wrong answer when submitting questions so please…

A: Given:Three playing cards (a Jack, a Queen and a King) are placed in a box. a. The first draw starts…

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A: From the provided information, Shen took 9 test this year that is n = 9 Mean score (x̄) = 69 points

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A: Start by converting degrees on the right side to equivalent radian angle:

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Q: A student took all 8 tests in the first semester and had an average score of 82. Then the teacher…

A: The average is defined as the mid-value of an assumed data set. For observations, (n-number of…

Q: An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the…

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A: a. Selection BiasThe type of bias that may result from this data collection method is selection…

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A: The k-means clustering

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A: A mathematical statement, which states that two expressions are not equal is called an inequation…

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