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Statistics in Business
Write a 525- to 700-word response that addresses the following prompts:
Define statistics with citation and reference.
Contrast quantitative data and qualitative data with citation and reference.
Describe the levels of data measurement.
Describe the role of statistics in business decision-making.
Provide at least two business research questions, or problem situations, in which statistics was used or could be used.
What is the conclusion you can draw regarding research question that was posed in this research - would you now move on to interpret the results of the Tests of Between-Subjects Tests?
The smallest value was 0.859, and the largest value was 0.958. The sum of all 100 measurements was 91.170. Except those noted, no measurements occurred more than twice. What is the mean of the measurements
A ball is picked at random from a box containing 3 white, 5 red, 8 blue, and 7 green balls. Find the probability of each event. a. White ball is picked. b. Blue ball is picked.
a)Show the scatterplot for this data with the least squares regression line. Find R^2. HOw much of the variation is explained by the regression line? b)Experiment with the non-linear regressions available on the calculator. Which seem to fit? S..
1. an art professor was interested in seeing what size group is best to prime the pump so to speak to encourage
Why would it be wrong to use the proportion 0.28 as the proportion of all elements of statistics students who are male?
Calculate the expected return on the MVE portfolio. In matrix form this equation is: E[R˜p]= E ω'. Add the constraint on weights: reference cell F109 (sum of all four weights) should be equal to 1.
A random sample of [n=64 children] of working mothers showed that they were absent from school a sample average of [x=5.3] days per term, with a standard deviation [s=1.8 days]. Provide a 96% confidence interval for the average number of days absent..
Research paper examines determine the impact of social media use on student learning.
Each student in a sample of 10 was asked for the distance and the time required to commute to college yesterday. The data collected are shown in the table.
Describe a situation where it would be appropriate to use forecasting.
Tutor O-rama claims that their services will raise student SAT math scores at least 50 points. The average score on the math portion of the SAT is μ = 350 and σ = 35. The 100 students who completed the tutoring program had an average score of 385 poi..
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