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- A counselor is interested in evaluating the attitudes that different groups Hint: Statistics1)Independent Samples Test Levene's Test for Equality of Variancest-test for Equality of MeansFSig.tdfSig. (2-tailed)Mean DifferenceStd. Error Difference95% Confidence Interval of the D..
- A country has six internationally well-known football teams Hint: StatisticsProbability is the branch of mathematics which basically concerns the numerical descriptions of how likely an event is to occur. It also concerns about how likely it is that a proposition is..
- A couple decides to keep having children until they have at least one boy Hint: StatisticsIndependent events are ones whose occurrence is not reliant on another event. For instance, if we flip a coin in the air and it comes up Head, we can flip it again and receive a Tail. Both t..
- A couple of entrepreneurial business students at the University Hint: Statistics The break-even point simply refers to the level in production where the total costs of production equal the total revenues for a product or a service. At break-even point the company d..
- A critical part has the following failure distribution Hint: Statistics"MTTF is Mean time to failure. It is a maintenance metric which measures the average amount of time a non-repairable asset operates before it fails. MTTF could also be thought of as the aver..
- A criticism of advertising and entertainment media such as movies and television is the stereotyping of people Hint: StatisticsNull hypothesis, ho: there is no significant difference in the proportion of men and women representaive in commericals of cars. p1 = p2Alternative hypothesis, h1: the proportion of men repr..
- A customer service representative must spend different amounts of time with each customer to resolve various concerns Hint: StatisticsA probability distribution used in graphed, and sometimes this helps to show landscapes of the dispersal that were not apparent from just reading the list of chances therefore a random varia..
- A dashboard is a collection of charts and analyses Hint: StatisticsRegression analysis is the form of a technique of the predictive modelling that investigates the relationship between a dependent or the target, and independent variable i.e., predictor. Reg..
- A data mining algorithm has been applied to a transaction dataset and has classified Hint: Statistics"Naive Bayes classifiers are a collection of classification algorithms which is based on Bayes Theorem and is a family of algorithms where all of them share a common principle which is every..
- A data set of 50 comprehension scores is included below Hint: Statistics..
- A data set whose original x values ranged from 41 through 78 was Hint: 2)y-hat = 5.3*81 - 21.9y-hat = 407.4Since the value x=81 is considered as an outlier for x range values from 41 to 78. I can say that the prediction for x=81 is not reliable.this matches "(D)Meaningle..
- A data set with whole numbers has a low value of 10 and a high value of 120 Hint: StatisticsA histogram is a graphical representation which basically helps in the organization of a group of data points in to the ranges. These ranges are user-specified. They are also very similar in..
- A data source shows that the salary of ICT graduates in Australia follows a normal Hint: Statisticsa)I know that, z = (X-mean)/(sd) z1 = (125000-100002)/12704) = 1.9677hence, P(X>125000) = 1 - P(X<125000) =1- P(Z<1.9677) = 1 - NORMSDIST(1.9677) = 0.0246..
- A dataset is obtained whenever the same measurements are made on many Hint: StatisticsScatter plot: It is a chart type which is normally used to observe and visually display the relationship between variables. In this, the variable's values are represented by the dots. The do..
- A defense company working for the government claims that at most Hint: Statistics Decisions that involve data analysis require the formulation of hypotheses; ideas that can be tested. Two hypotheses can be made, the null and the alternative hypothesis. The hypothesi..
