STT102
Question: The set of numbers 5, 5, 7, 9, 11, 12,15, and 18 has mode
Answer: 5
Question: If an event is certain to occur, the probability will be
Answer: 1
Question: The arithmetic mean of the numbers 10, 9,11,12, and 10 is
Answer: 10.4
Question: Given \\(\\sum xy=84,\\ Wsum xA{2}=132,\\ \\ Wsum yA{2}=56.\\) Find the coefficient of linear correlation product- moment formula (3 dec. places
Answer: 0.977
Question: Given the equation 2X+3=9, find X?
Answer: 3
Question: If there is no linear relationship between the variables, the correlation coefficient is
Answer: \\(0\\)
Question: Given the equation \\(3y=2+x\\)> the y-intercept of the curve is
Answer: \\(\\frac{2}{3}\\)
Question: If the probability of success is \\ (\\frac{2}{3}\\)> the probability of failure will be
Answer: \\(\\frac{1}{3}\\)
Question: Find the median of the numbers \\ (1.5, 2.3, 3.4, 5.6, 0.3, 3.4, 3.2, 2.2W).
Answer: 0.9
Question: A sample of 20 nurses earned the following net pay amounts after all deductions for a given week, rounded to the nearest dollar and arranged in ascending order: 240, 240, 240, 240, 240, 240, 240, 240, 255, 255, 265, 265, 280, 280, 290. 300 305, 325, 330, 340. Calculate the mean
Answer: 270.5
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