____________defined as the difference between the sample statistic (s) and the population parameter being estimated (P).

QuestionA statistical test in which the critical area of a distribution is one-sided so that it is either greater than or less than a certain value, but not both is _____________

QuestionA regression analysis with one explanatory variable is called a _____________

QuestionOne of the uses of statistics is to make a _____________

QuestionAlternative hypothesis is denoted as _____________

Question_____________ is said to be a measurement of how expectations are compared to results.

QuestionThe regression equation for predicting number of speeding tickets (Y) from information about driver age (X) is Y = -.065(X) + 5.57. How many tickets would you predict for a twenty-year-old?

Question_____________ is a statistical process for estimating the relationship among variables.

QuestionRegression analysis is widely used for _____________ and Forecasting

QuestionRegression analysis is a statistical process for estimating the relationship among _____________

Question_____________ is generally performed on a small set of data.

QuestionThe calculation of sampling distribution is a step forward to look at different ways of obtaining distribution of proportion process of _____________ data

QuestionIf the parameters are under estimated, the sampling errors are {#1} errors while if they are over estimated, the sampling errors are {#2} errors.

Question {100:SHORTANSWER:%100%Negative} Question {100:SHORTANSWER:%100%positive} Question_____________ of additivity is an approach used in ANOVA (that is a region analysis involving two qualitative factors) to detect whether the factor variables are additively related to the expected value of the response variables.

Question_____________ is a statistical test that is used on paired nominal data

Question_____________ statistics are collections of test statistics that is used for the analysis of stratified categorical data

Question_____________ occurs when/if an hypothesis (Null hypothesis) is rejected when it should be accepted and this occurs when the hypothesis value falls within acceptance region..

QuestionA _____________ can said to be a measurement of how expectations are compared to results.

QuestionType 2 error is a situation when one accepts the hypothesis when it should be ________

QuestionAn _____________ can be defined as any statistical test in which the test statistics has an F distribution under a null hypothesis situation and it is usually used when comparing statistical models in a data set so that we can identify the mode that best fits the population where the date were sampled

QuestionThe probability (or risk) or committing type 2 error is denoted by the Greek letter _____________

QuestionA t-test is any statistical test in which the test statistic follows a student’s t _____________ if the null hypothesis is supported.

QuestionA _____________ is the set of all possible values of a particular statistic

QuestionA _____________ connects the midpoints of the tops in the histogram

QuestionThe probability (or risk) or committing type 1 error on a true null hypothesis is denoted by the Greek letter _____________

QuestionMatching is carried out by identifying pairs of values consisting of one observation from each of the two _____________

QuestionIn an experimental research, the scientist may have two groups, an experimental group and a _____________

QuestionThe explained variable from the equation Z = Bo + B1X1 + B2X2 is _____________

QuestionInterval estimation involves estimating an interval which is known as _____________

QuestionAnother technique that can be employed with respect to the issue of rejecting or accepting Ho is _____________

QuestionThe _____________ curve is one of the most popular models used in statistical tests of hypothesis

QuestionThe standard deviation of the sampling distribution is known as the _____________

QuestionThe two tailed test gets its name from testing the area under both of the tails (sides) of a _____________

QuestionThe one tailed test gets its name from testing the area under one of the tails (sides) of a _____________

QuestionIn test of hypothesis, the maximum probability of risking a type 1 error is known as the _____________

QuestionA _________distribution is a probability distribution that has a probability density function.

QuestionThe values of a parameter and that of the corresponding statistics are not always the same _____

QuestionA regression analysis is inappropriate when ________

Question_______ measure is the standard way of assigning a measure to a subsets of an n-dimensional volume

QuestionWhen a die is thrown once, the probability of getting one is _____

QuestionProbability distributions is used for so many purpose such as ________

Question______ is a tentative statement in a statistical analysis

Question___________shows the distributions of probabilities associated with values or ranges of a random variable.

QuestionThe two types of hypothesis are ______ and _____ hypothesis

QuestionThree out of the 9 finalists in an African American beauty competition are Nigerians. If two winner are to be selected, find the probability that; at least one of them would be a Nigerian.

QuestionWhen an equation is in a general term in a multinomial expansion it is called ____

QuestionH_{1} in hypothesis testing is _______

If an individual were selected at random from a large group of adult females, the probability that it has height M is precisely 68 inches (that is 68.00 inches) would be zero. What is the probability that M is between 67.00 inches and 68.00 inches.

Question______ is a random variables that we assigns a probability to each possible value

QuestionIn a statistics examination for secondary students, the 23 females used in the study has a mean score of 81 and a variance of 12 while the 20 males used has a mean score of 78 and a variance of 10. Do you think gender have an effect on the score of the secondary student at 99% level significance?

QuestionThe Cauchy distribution is named after _____

QuestionA _____ is any statistical test in which the test statistic follows a student’s t distribution if the null hypothesis is supported.

Question_____ error occurs when/if an hypothesis is rejected when it should be accepted

QuestionThe numerical value of the decision rule is called _____

QuestionA coin also has a uniform distribution because the _____ in a coin toss is the same

QuestionCalculate the variance of uniform distribution given that (a + b) = 6/200 and b = 2.20 while a = 1.10

QuestionAn F test is a statistical test in which the test statistics has ____ distribution under a null hypothesis situation

QuestionIn statistical analysis the 99% confident level is also known as _____

QuestionNull hypothesis is denoted as ______

QuestionA deck of cards has a uniform distribution because the likelihood of drawing a heart, a club, a diamond or spade is equally _____

Question_____ is used to determine all reasonably likely values of the difference between two population means

QuestionA graph for frequency distribution can be supplied by a _____

QuestionH_{o} in hypothesis testing is a ___

When a random variable takes values from a continuous probabilities that are non- zero, this can only refer to _____

Question_____ statistical test in which the critical area of a distribution is one-sided

QuestionOne-tailed tests are used for asymmetric distributions that have a ______

Question_________are those parameters that are used in estimating variables of selected population parameters.

QuestionThe t-statistics was introduced in ________

Question______ test is used when testing for independence in a contingency table

QuestionThe t-statistic was introduced by Willian Sealey Gosset, a ______ working for Guinness Brewery in Dublin Finland