vickkyjay

Explain why correlations should always be reported with scatter diagrams.

Discuss whether the statement "The binomial distribution is always continuous." is true or false.

Which of the following is NOT a principle of probability?

a. All events are equally likely in any probability procedure.

b. The probability of any event is between 0 and 1 inclusive.

c. The probability of an impossible event is 0.

d. The probability of an event that is certain to occur is 1.

Which of the following groups has terms that can be used interchangeably with the others?

1. Percentage, Probability, and Proportion

2. Critical Value, Probability, and Proportion

3. Critical Value, Percentage, and Probability

4. Critical Value, Percentage, and Proportion

Discuss whether the given statement is true or false.

“In a hypothesis​ test, you assume the alternative hypothesis is true.”

Discuss whether the given statement is true or false. 

"If you want to support a claim, write it as your null hypothesis."

State whether the below-given statement is true or false.

"The binomial distribution is always continuous."

Which of the following does NOT describe the standard normal distribution?

A) The graph is uniform.

B) It is a normal distribution with a mean of 0 and a standard deviation of 1.

C) The graph is symmetric.

D) The total area under the curve must equal 1.

what type of variable is the number of auto accidents reported in a given month?

Explain the types of statistics.

suppose we are testing ho: p=.20 vs ha: p does not equal .20 and ts= -2.34. what is the p-value?

Fill in the blank:

In the binomial probability​ formula, the variable x represents the​ _______.

Explain the term experiment in probability.

Washington University obtained word counts from the most popular novels of the past five years.

Choose the correct answer below.

A. There does not appear to be the potential to create a bias. The organization would not gain from putting a spin on the results.

B. There does appear to be the potential to create a bias. There is an incentive to make the results statistically insignificant.

C. There does appear to be the potential to create a bias. There is an incentive to produce results that are in line with the​ organization's creed and that of its funders.

D. There does not appear to be the potential to create a bias. The organization is reputable and has many professional and credible members.

In an analysis of variance problem if the SST= 120 and SSR= 80, then calculate the value of SSE.

What the statement "The IQ scores of students at the local college." tells about the data?

Fill in the blank:

All the events in the sample space that are not part of the specified event are called _______.

For a distribution that is skewed​ right, which of the following is​ true?

1. Mean = Median

2. Mean < Median

3. Mean > Median

4. Can’t say

if the variance is 3.6 grams, what is the standard deviation?

In hypothesis​ testing, what does a negative test statistic​ mean?

Fill in the blank:

A​ _______ random variable has infinitely many values associated with measurements.

An assumption made about the value of a population parameter is called a

A. hypothesis

B. conclusion

C. confidence

D. significance

Explain the regression analysis and its variables.

What is the sum of the squared estimate of errors?

The ANOVA procedure is a statistical approach for determining whether or not

A. the means of more than two samples are equal

B. the means of two or more populations are equal

C. the means of two samples are equal

D. the means of two or more samples are equal

Fill in the blanks:

For small samples, the t intervals are ___________ z intervals based on the same data set.

why is the median​ resistant, but the mean is​ not?

Other disclosures related to receivables are reported either on the face of the financial statements or in the financial statement notes. True or False?

The value of the ___________ is used to estimate the value of the population parameter.

A.population statistic

B.sample parameter

C.population estimate

D. Sample statistic

Explain the concept of conditional probability.

Briefly explain the major difference between primary and secondary data.

which of the following is not a measure of central tendency?

1. mode

2. median

3. mean

4. standard deviation

Which of the following is not a measure of dispersion?

1. Mean

2. Range

3. Variance

4. Standard deviation

Fill in the blank:

Methods used that summarize or describe characteristics of data are called​ _______ statistics.

A measure of the strength of the relationship between two variables is referred to as the

Discuss whether the given statement is true or false.

"Sample evidence can prove that a null hypothesis is true."

The amount of time needed to run the Boston marathon is an example of which type of variable?

Define descriptive statistics.

Which of the following is NOT a requirement for a density curve?

1. Every point on the curve must have a vertical height that is 0 or greater

2. The total area under the curve must equal 1.

3. The graph is centered around 0

4. The curve cannot fall below the horizontal axis.

What statistical technique is used to make predictions of future outcomes based on present data?

1. analysis of variance

2. repeated measures

3. linear regression

4. correlational analysis