A number that describes an entire population, not just the measured part of it, is called what?

A number calculated from the people or objects actually measured in a sample is called what?

A variable that places each student into a label or group, such as favorite subject, is what type?

A variable that records amounts or counts, such as time in minutes or number of siblings, is what type?

A sample chosen so every possible group of the chosen size has the same chance of being selected is called what?

A display for quantitative data that groups values into touching equal-width intervals is called what?

A display that marks each data value with a symbol stacked above a number line is called what?

A display built from the five-number summary, with lines running out to the minimum and maximum, is called what?

A distribution with a long tail stretching toward larger values is described by which word?

A distribution with two clear peaks is described by which word?

The center found by adding all values and dividing by the number of values is called what?

The center found by ordering the data and taking the middle value is called what?

The spread found by subtracting the 25th percentile from the 75th percentile is called what?

The spread found by squaring distances from the mean, averaging them, and taking a square root is called what?

The spread found by subtracting the smallest value from the largest value is called what?

The number of standard deviations a value is above or below the mean is called what?

Saying a score is at or above 90 out of every 100 scores reports which measure of position?

A bell-shaped density curve with mean 0 and standard deviation 1 has what name?

The guideline that about 68%, 95%, and 99.7% of normal data fall within one, two, and three standard deviations is called what?

In a continuous model, a smooth graph whose total area is 1 and whose areas represent chances is called what?

In a two-variable study, the variable used to predict or account for changes in another variable is called what?

In a two-variable study, the outcome measured to see how it changes is called what?

A single number that describes the direction and strength of a linear association between two quantitative variables is called what?

In regression, the vertical difference between an observed value and the value predicted by the fitted line is called what?

The fitted line chosen by minimizing the total of squared vertical errors is called what?

A study that records information without assigning treatments to the people or objects is called what?

A study that assigns treatments to units so their responses can be compared is called what?

The use of chance to decide which treatment each experimental unit receives is called what?

When subjects or evaluators do not know which treatment a subject received, the design uses what feature?

A variable whose effect on the response cannot be separated from a treatment's effect is called what?

The set of all possible outcomes of a chance process is called what?

The event made of all outcomes where a given event does not happen is called what?

Two events that cannot both happen on the same trial are described by which term?

When knowing that one event occurred does not change the chance that another event occurs, the events are called what?

The chance that one event happens given that another event has already happened is called what?

A rule that assigns a number to each outcome of a chance process is called what?

A random variable with possible values that can be listed or counted is called what?

A random variable that can take any value in an interval, such as exact waiting time, is called what?

The long-run average value of a random variable, found by weighting each value by its chance, is called what?

A model that counts how many independent success-or-failure trials are needed until the first success is called what?

The pattern of values a statistic takes over many repeated samples of the same size is called what?

How much a statistic typically varies from sample to sample is called what?

A single sample statistic used as the best guess for a population value is called what?

The amount added to and subtracted from an estimate to form a confidence interval is called what?

A range of plausible values for a population parameter, built from sample data, is called what?

In a significance test, the default claim about a population parameter is called what?

In a significance test, the claim that the data may provide evidence for is called what?

Assuming the null claim is true, the chance of getting a result at least as extreme as the observed result is called what?

The cutoff probability chosen before a test, so that a p-value below it leads to rejecting the null claim, is called what?

The probability that a test rejects the null claim when the alternative claim is actually true is called what?

A school survey finds that students who report more weekly study hours also tend to have higher exam scores. What term describes this pattern?

A report compares the distribution of blood type across three hospitals, with a separate random sample from each hospital. Which chi-squared procedure is described?

One random sample of adults is classified by exercise level and sleep quality to see whether the two categories are associated. Which chi-squared procedure fits?

A pollster separates a high school by grade level and randomly selects students from each grade. What sampling method is being used?

A basketball player takes 10 independent free throws, each with the same chance of success, and the count of made shots is recorded. What model fits?

Which statement separates parameter from statistic correctly?

Which statement separates correlation from causation correctly?

Which statement separates standard error from margin of error correctly?

Which statement separates Type I error from Type II error correctly?

Which statement separates blocking from stratifying correctly?