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Psychological Statistics is the application of statistical methods in the field of psychology for the analysis of data and interpretation of results.
The Chi Square Goodness of Fit shows ____________________.
When the Pearson and Spearman correlation values equals a +1, it means ______________.
What symbol is used to represent Chi square?
Comparing 2 population proportions starts with having ________________ data that are taken from 2 separate unique groups.
The p value of 0.04 means that there is a 4% chance of it to likely happen.
Which bar graph of Gender vs Total Participants per Gender best represents the data above.
Univariate statistics can deal with up to two variables being studied.
In ANOVA, treatment is another word for ________________.
A type 2 error is the probability of accepting a true alternative hypothesis.
An alternative hypothesis means _______________.
For the hypothesis the researcher randomly sampled 19 participants from the first group and 10 participants from the second group. What is the degrees of freedom?
There are two types of statistical hypotheses normally crafted in research called the ______________.
The hypothesis of a study must always be formed at the beginning of the research.
When the researcher does not reject the null hypothesis when in fact it is false this is called a ________________.
Which line graph of Age and Gender best represents the data above?
The sample size is taking all members of the group being studied and getting data from them.
Quantitative statistics are always of numerical value while qualitative statistics are always of an assigned label or name.
A 2 independent samples proportion test is also called a ____________________.
It is important to note that multivariate statistics can well complement descriptive statistics when presenting the results.
This method of statistics is a direct interpretation of the obtained data.
The standard score is the same as the ______________________.
A pooled variances test is used to know the variance of two groups that are assumed to be alike.
What is the median for the given data?
The alternative hypothesis means that there is no difference between two sample groups.
The degrees of freedom is denoted by n-10.
Compute for the percentage and proportion for each. Type the answer on the space provided. 175 employees out of 1,078
What is the mean of the following numbers 10, 10, 10, 11, 11, 12, 13?
The graph below shows that:
In a univariate study, a researcher looks at _____ variable/s in different scenarios
Descriptive statistics is a direct interpretation of the data and may not be stretched to further conclude generalizations about the population.
A researcher may opt to test the whole population to get better results in the study.
A regression cannot predict the outcome of a study given the best fitting line.
The mu is a greek symbol for ________________.
The Chi Square Test of Homogeneity shows ____________________.
To reject the null hypothesis, the p value must greater than α.
A matched pairs t test ________________.
To test interaction effects, the researcher uses ___________________.
What is the mode of the following numbers 10, 10, 10, 11, 11, 12, 13?
What is the mean for the given data?
The two statistical methods are best combined in a research to give an accurate picture and generalization of the problem at hand.
The null hypothesis means is stated as _____________.
When reporting results, it is enough to rely on measures of central tendency to accept the alternative hypothesis.
A z-score is the same as the p value.
If the p value is lesser than 0.05, it means that _________.
What is the median of the following numbers 10, 10, 10, 11, 11, 12, 13?
Which of the following is different from all the others?
A group of researchers tested the before and after effects of television on a group of 25 children. To test the hypothesis we use the data _______________.
What is the proportion equivalent proportion if a factory worker accomplishes 82% of his work?
The variance is computed by getting the square of the ___________________.
Compute for the percentage and proportion. Type the answer on the space provided. 82 mugs out of 165
A p value of 0.07 has a stronger ability to debunk the null hypothesis than a p value of 0.03.
The mean is the best value to describe an entire set of data.
Compute for the percentage and proportion. Type the answer on the space provided. 65 boxes out of 120
A one sample t test is ____________________.
What does ANOVA calculate for?
Numbers represent quantitative variables always.
A chi square test is done with ______________ data.
The statistical value of p should be greater than the significance level for you to reject the null hypothesis.
A one sample t test is ___________________.
The probability of a Type 1 error is denoted by ___________.
A group of researchers tested the before and after effects of social media on a group of 50 teenagers. To test the hypothesis , we use the data _______________.
What is the mean of the given data?
The greater the standard deviation number, the ________________ the dispersion.
This method of statistics infers or generalizes obtained data from the sample size to the population.
Comparing two populations mean that you can get data from any two sample sizes from any population.
Use the data set given to answer the following question. From the Z Table, p(z>a) = __________?
______________________ is the method by which survey respondents are chosen without bias and with equal ability to be participants in the study.
Random sampling is getting qualified research respondents with each being chosen with the same probability.
Statistics is used to prove the hypothesis of a research to be right or wrong.
The average or the mean is the midpoint of a data set.
The whole group of the study which the sample reflects is called the ________________.
The mode is the number that is most frequently seen in a data set.
A distribution is a ________________.
Inferential Statistics infers or generalizes data from _______________ to the ____________________.
Including graphs in descriptive statistics complicates the interpretation of the data at hand.
Studying the before and after effects is also known as ____________________.
A researcher is studying the effect of mefenamic acid on headache disappearance in young female adults. Choose the correct hypothesis.
A two proportion z test always yields a two tailed graph.
All are properties of a regression line except ____________________.
The mean of 15,17,19 and 20 is 17.5.
When hypothesis testing the means of 2 independent populations, our data should be _______________.
The range is a measure of where the data is ranked.
A research problem does not always need to have a null hypothesis because it is mostly rejected.
Use the data set to solve for the range. Data Set: 76 80 56 63 45 88 75 89 86 58
The probability of a Type 1 error is denoted by ________________.
IINSTRUCTION: Customer service centers are being improved in the country. With this effort, a local firm recorded the number of minutes it takes for call center agents to resolve a complaint. Below is the data. Determine the mode.
If r2 = 0.43, it means that _________________.
Which is not a Chi Square Test?
The t test has various thresholds/significance levels.
What is the mode of the given data?
It is important to also report and know measures of dispersion because it ___________________ .
In testing means of populations, which of the following data is required?
INSTRUCTION: Determine the mode from the table below:
Out of 1050 students, 544 students passed the exam. What is the percentage of passing?
Descriptive statistics are used to infer generalizations to the whole population.
What is the range of the following numbers 10, 10, 10, 11, 11, 12, 13?
Gender is an example of nominal data.
In the equation of the best fitting line, Y = mx + b, m refers to the ________________.
A correlation tells you the relationship or association of two variables being studied.
Depending on the alternative hypothesis, the answer when comparing means can be a one tailed graph.
The null hypothesis means ______________.
What is the percentage of the following students? Student A 50/65 Student B 32/65
INSTRUCTION: Determine the median of the table below:
Use the data set given below to solve for the Standard Deviation. Data Set: 76 80 56 63 45 88 75 89 86 58
R squared is a measure of __________________.
What is the median of the given data?
The z score is obtained so that __________________.
The z score table _________________.
In a normal distribution the pre-calculated area of a z score can be found in the __________________.
The class for Statistics has a population of 35 students. The passing rate for the exam is at 50%. In the last exam, 23 students got 8 and above out of the total score of 15. All the rest got 6 and below. What is the percentage of the population that passed the exam?
The researcher is trying to find out the effects of stress on heart beats per minute. The dependent variable is ____________.
If the Spearman coefficient is equal to 1, it means that ______________.
A sample contains all the data of the group that a researcher is studying.
Select one:
When making use of the same subjects testing the before and after effects, we would need data to be___________________.
Use the data set given below to solve for the Variance. Data Set: 76 80 56 63 45 88 75 89 86 58
Out of 1040 students, 654 students passed the exam. What is the percentage of passing?
A chi square test does not measure the __________________.
What is the mode for the given data?
Significance levels of a research are always at a 90%, 95% and 99% level.
Depending on the null hypothesis, the answer when comparing means can be a one tailed graph.
Descriptive statistics on the other hand is a/an __________________ interpretation from the data gathered.
Compute for the percentage and proportion. Type the answer on the space provided. 3 balls out of 10
The alternative hypothesis for a chi square is __________________.
If r2 = -0.92, it means that _________________.
If the z score is 4.12, what is the value of the z score to make is a normal distribution?
What should be included in reporting ANOVA?
Measures of central tendency revolve around three areas namely the range, mean and median.
A variable is an identified characteristic in a research that the researcher wants to take a closer look at.
When comparing two populations, it is assumed that both have normal distributions.
Which scatter plot of Gender vs English Grade best represents the data above?
Quantitative data is represented by ________________.
The degrees of freedom for a sample size of 50 for the first group and 49 for the second group is _________________.
For the hypothesis , the researcher randomly sampled 40 participants from the first group and 20 participants from the second group. What is the degrees of freedom?
The mean of the sample or population is highly dependent on N.
The graph below shows a:
Independent t test is used when there are different subjects in the study.
What is the percentage of the following students? Student A 60/65 Student B 45/65
The null hypothesis in comparing two populations would postulate that the two populations would have no difference.
The population is the representative sample of an identified group.
The degrees of freedom for a sample size of 501 is _________________.
Compute for the percentage and proportion. Type the answer on the space provided. 6,874 pens out of 10,000
Qualitative variables are assigned names to certain objects or characteristics of a study.
INSTRUCTION: Customer service centers are being improved in the country. With this effort, a local firm recorded the number of minutes it takes for call center agents to resolve a complaint. Below is the data. Determine the median.
The population is a representative group of the whole.
Rejecting the null hypothesis means that there is a difference in the variables of the study.
The normal curve is characteristically ______________.
Significance levels in a research study normally fall in these values.
A regression line may be plotted to show where predicted values may fall in a graph based on the independent variable. It is also called a _________________________.
Which of the following is false for an alternative hypothesis?
Use the data set given below to solve for the Mean Absolute Deviation. Data Set: 76 80 56 63 45 88 75 89 86 58
A student who got a score of 9 out of 10 in a test is an example of inferential statistics.
In descriptive statistics, the main objective is to ____________.
In a research problem, there are always two kids of hypothesis - the null hypothesis and the altered hypothesis.
Which of the following is not useful in doing an ANOVA?
A student for a score of 27 out of 30 in an exam. This means that the student answered 90% of the questions correctly.
When making use of the same subjects testing the before and after effects, we would need to employ the ___________________.
The t Test is characteristically used to compare ______________.
For the hypothesis , the researcher randomly sampled 19 participants from the first group and 10 participants from the second group. What is the degrees of freedom?
The area of the normal curve is equal to ________________.
The p value gives you the _____________________.
Use the data set given below to answer the question. Data Set: 1111 Standard Deviation: 209 Mean: 1026 p(Z > a) = 1 - p(Z < a) equals ____________
A researcher is studying the effect of energy drinks on sports performance in young male adults. Choose the correct hypothesis.
State the null hypothesis of the problem below. Two groups of honor students are being studied. The researcher is trying to determine if the method of memorization is effective in getting good grades versus a group who does hands on practice.
A dependent means t test is also known as ____________________.
A teacher in statistics gave out practice problems for students to answer at home. Each student spent some minutes answering these as recorded below. Determine the mode.
A one tailed t test finds out if ________________.
The alternative hypothesis is the educated outcome guess of a researcher.
When the researcher does not reject the null hypothesis when in fact it is false this is caleed a ________________.
An identified representative group or subset of the whole is called a ______________.
A regression analysis shows ____________________.
To compare populations, data must come from random samples.
The z score is the distance from the ____________________.
Statistics is important as it gives an objective way of summarizing and studying data.
A student answered 77 out of 100 in a test. What percentage did he answer incorrectly?
What is a property of a test statistic?
A t-test with two samples is most commonly used when there are small sample sizes used in the study.
A type 2 error occurs when the null hypothesis is rejected when it is in fact true.
A negative one tailed graph would have the two ends of the normal curve graph shaded.
When comparing two population means, the = sign always appears in the __________________.
Descriptive statistics all except ________________.
The strength of a correlation is determined by _________________.
ANOVA calculates for the __________________.
The Chi Square Test of Independence shows ____________________.
The mode is a measure of dispersion.
A t test is used to compare 3 groups and their mean differences.
An alternative hypothesis for 2 independent population means is __________.
675 cars were seen to have defects from the factory production last Wednesday. The total production for that day was 921. What is the percentage of cars with defects?
Smaller samples give smaller variability measures.
Descriptive statistics is important because it describes the data in a simpler interpretation of the data.
The median of 15,17,19 and 20 is 18.
Hypothesis testing is done to _______________.
A percentage and proportion is related to each other such that __________.
The mean absolute deviation is also known as the ______________________.
The median is easily swayed by big and small values in the data set.
Type 2 Error is when the researcher ________________.
When doing random sampling, it means that one person may be selected twice in a study.
The range is computed by _________.
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