##### Basic Statistics :

Should a pre-test always be included in a true experiment? Why? Why Not? Why is random assignment important in true or randomized experiments?

##### Basic Statistics :

Create the multiple regression formula that predicts new accounts (x 100) based o two independent variables:

##### Basic Statistics :

What is the probability that more than one of the 15 samples taken per day will contain an excessive amount of pollutants?

##### Basic Statistics :

What is the mathematical and conceptual relationship between the covariance and correlation?

##### Basic Statistics :

For each scenario, tell me the type of test (one-sample z-test, one-sample t-test, independent samples t-test, paired t-test, confidence interval, one-way ANOVA

##### Basic Statistics :

whether there is a significant difference in exam scores depending on whether students live with family or friends what kind of statistical test would we use

##### Basic Statistics :

Estimate the means and standard deviations of the measure of the dependent variable in the treatment and control groups of the article

##### Basic Statistics :

Compare and contrast logistic regression and decision trees in relation to the (i) outputs these methods generate, (ii) the interpretability of the outputs

##### Basic Statistics :

If there is a prior rough estimate of p available at 0.32 while a 99% confidence level is needed, what is the minimum required sample size?

##### Basic Statistics :

If the arrival rate is 34 units per hour, and each customer takes 36 seconds on average to be served, what is the average # of customers in the line?

##### Basic Statistics :

Why do you think the results of your Chi-Squared Tests for the actual Dillard's data compared to the fictitious data are so different?

##### Basic Statistics :

Construct and interpret a 95% confidence interval demonstrating the difference in means for those individuals who drink alcohol

##### Basic Statistics :

How do probability (or probabilistic) and non-probability sampling methods differ? Which of the two do we use in qualitative research and why?

##### Basic Statistics :

Descriptive statistics are used to summarize data. Learn about the different kinds of descriptive statistics, the ways in which they differ from inferential

##### Basic Statistics :

Estimate the probability on a given day when i. all their vehicles will be serviceable ii. more than 2 vehicles will be unserviceable

##### Basic Statistics :

What is the amount of web traffic that will require Smiley's People to purchase additional server capacity?

##### Basic Statistics :

What is the probability that a shopper who enters the building will not make any purchases?

##### Basic Statistics :

What is the smallest number of socks you need to select to have at least one matching pair in the best case? What about the worst case?

##### Basic Statistics :

(a) What is the probability that you will receive a Merit scholarship? (b) Are events A and M mutually exclusive? Why or why not? Explain.

##### Basic Statistics :

Discuss the different types of organizational structures. Cite business firms that illustrate each of the different types of organizational structures.

##### Basic Statistics :

Determine the relationship between years of education and salary. In addition, how strong is the relationship?

##### Basic Statistics :

Explain your sampling strategy and the size of your based on a simulated power analysis. Use the free statistical calculators here:

##### Basic Statistics :

What are the major groups of leukemias and why are they so dangerous? How do they arise? Do they always kill a person?

##### Basic Statistics :

What is the physiological importance of AMPARs. And its effects on the synapse? What is Autonomic Conflict? NB: In relation to Nervous System.