Ctrl + F is the shortcut in your browser or operating system that allows you to find words or questions quickly.
Ctrl + Tab to move to the next tab to the right and Ctrl + Shift + Tab to move to the next tab to the left.
On a phone or tablet, tap the menu icon in the upper-right corner of the window; Select "Find in Page" to search a question.
Share UsSharing is Caring
It's the biggest motivation to help us to make the site better by sharing this to your friends or classmates.
Psychological Statistics is the application of statistical methods in the field of psychology for the analysis of data and interpretation of results.
The p value of 0.04 means that there is a 4% chance of it to likely happen.
Quantitative statistics are always of numerical value while qualitative statistics are always of an assigned label or name.
When reporting results, it is enough to rely on measures of central tendency to accept the alternative hypothesis.
Out of 1050 students, 544 students passed the exam. What is the percentage of passing?
A one tailed t test finds out if ________________.
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.
Use the data set given below to solve for the Variance. Data Set: 76 80 56 63 45 88 75 89 86 58
Comparing two populations mean that you can get data from any two sample sizes from any population.
A matched pairs t test ________________.
The whole group of the study which the sample reflects is called the ________________.
Descriptive statistics is a direct interpretation of the data and may not be stretched to further conclude generalizations about the population.
If the Spearman coefficient is equal to 1, it means that ______________.
A variable is an identified characteristic in a research that the researcher wants to take a closer look at.
The mean of the sample or population is highly dependent on N.
Descriptive statistics all except ________________.
A student answered 77 out of 100 in a test. What percentage did he answer incorrectly?
What does ANOVA calculate for?
The Chi Square Goodness of Fit shows ____________________.
A one sample t test is ___________________.
The median is easily swayed by big and small values in the data set.
If r2 = -0.92, it means that _________________.
If r2 = 0.43, it means that _________________.
The t Test is characteristically used to compare ______________.
Use the data set to solve for the range. Data Set: 76 80 56 63 45 88 75 89 86 58
What is the proportion equivalent proportion if a factory worker accomplishes 82% of his work?
The two statistical methods are best combined in a research to give an accurate picture and generalization of the problem at hand.
In the equation of the best fitting line, Y = mx + b, m refers to the ________________.
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
What is the mean of the given data?
When the Pearson and Spearman correlation values equals a +1, it means ______________.
What is a property of a test statistic?
Use the data set given to answer the following question. From the Z Table, p(z>a) = __________?
Compute for the percentage and proportion. Type the answer on the space provided. 3 balls out of 10
The z score table _________________.
Statistics is used to prove the hypothesis of a research to be right or wrong.
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?
The degrees of freedom for a sample size of 50 for the first group and 49 for the second group is _________________.
In testing means of populations, which of the following data is required?
What is the median for the given data?
What is the mode of the given data?
The mu is a greek symbol for ________________.
When comparing two population means, the = sign always appears in the __________________.
A regression analysis shows ____________________.
An alternative hypothesis for 2 independent population means is __________.
Statistics is important as it gives an objective way of summarizing and studying data.
A correlation tells you the relationship or association of two variables being studied.
A regression cannot predict the outcome of a study given the best fitting line.
Select one:
When comparing two populations, it is assumed that both have normal distributions.
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.
It is important to note that multivariate statistics can well complement descriptive statistics when presenting the results.
Hypothesis testing is done to _______________.
In a normal distribution the pre-calculated area of a z score can be found in the __________________.
When hypothesis testing the means of 2 independent populations, our data should be _______________.
In a univariate study, a researcher looks at _____ variable/s in different scenarios
When doing random sampling, it means that one person may be selected twice in a study.
The range is a measure of where the data is ranked.
What is the median of the following numbers 10, 10, 10, 11, 11, 12, 13?
A researcher is studying the effect of mefenamic acid on headache disappearance in young female adults. Choose the correct hypothesis.
The mode is the number that is most frequently seen in a data set.
An alternative hypothesis means _______________.
What is the percentage of the following students? Student A 50/65 Student B 32/65
The area of the normal curve is equal to ________________.
The Chi Square Test of Independence shows ____________________.
Significance levels in a research study normally fall in these values.
The mean of 15,17,19 and 20 is 17.5.
Use the data set given below to solve for the Standard Deviation. Data Set: 76 80 56 63 45 88 75 89 86 58
The greater the standard deviation number, the ________________ the dispersion.
When the researcher does not reject the null hypothesis when in fact it is false this is called a ________________.
To test interaction effects, the researcher uses ___________________.
Independent t test is used when there are different subjects in the study.
The probability of a Type 1 error is denoted by ___________.
It is important to also report and know measures of dispersion because it ___________________ .
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 is the best value to describe an entire set of data.
A chi square test does not measure the __________________.
The probability of a Type 1 error is denoted by ________________.
In a research problem, there are always two kids of hypothesis - the null hypothesis and the altered hypothesis.
The average or the mean is the midpoint of a data set.
This method of statistics infers or generalizes obtained data from the sample size to the population.
Which is not a Chi Square Test?
A p value of 0.07 has a stronger ability to debunk the null hypothesis than a p value of 0.03.
To reject the null hypothesis, the p value must greater than α.
The z score is the distance from the ____________________.
Descriptive statistics is important because it describes the data in a simpler interpretation of the data.
Compute for the percentage and proportion. Type the answer on the space provided. 6,874 pens out of 10,000
ANOVA calculates for the __________________.
The p value gives you the _____________________.
Depending on the null hypothesis, the answer when comparing means can be a one tailed graph.
The null hypothesis means ______________.
The hypothesis of a study must always be formed at the beginning of the research.
Qualitative variables are assigned names to certain objects or characteristics of a study.
What should be included in reporting ANOVA?
A type 2 error is the probability of accepting a true alternative hypothesis.
Descriptive statistics are used to infer generalizations to the whole population.
The population is the representative sample of an identified group.
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 graph below shows that:
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 ____________
Inferential Statistics infers or generalizes data from _______________ to the ____________________.
A 2 independent samples proportion test is also called a ____________________.
Quantitative data is represented by ________________.
INSTRUCTION: Determine the mode from the table below:
Out of 1040 students, 654 students passed the exam. What is the percentage of passing?
A one sample t test is ____________________.
The statistical value of p should be greater than the significance level for you to reject the null hypothesis.
A student who got a score of 9 out of 10 in a test is an example of inferential statistics.
A percentage and proportion is related to each other such that __________.
A type 2 error occurs when the null hypothesis is rejected when it is in fact true.
What is the mode for the given data?
To compare populations, data must come from random samples.
All are properties of a regression line except ____________________.
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 symbol is used to represent Chi square?
The z score is obtained so that __________________.
Which bar graph of Gender vs Total Participants per Gender best represents the data above.
Descriptive statistics on the other hand is a/an __________________ interpretation from the data gathered.
What is the percentage of the following students? Student A 60/65 Student B 45/65
The median of 15,17,19 and 20 is 18.
When the researcher does not reject the null hypothesis when in fact it is false this is caleed a ________________.
A student for a score of 27 out of 30 in an exam. This means that the student answered 90% of the questions correctly.
What is the mode of the following numbers 10, 10, 10, 11, 11, 12, 13?
Including graphs in descriptive statistics complicates the interpretation of the data at hand.
The sample size is taking all members of the group being studied and getting data from them.
What is the median of the given data?
When making use of the same subjects testing the before and after effects, we would need data to be___________________.
A research problem does not always need to have a null hypothesis because it is mostly rejected.
A dependent means t test is also known as ____________________.
This method of statistics is a direct interpretation of the obtained data.
The variance is computed by getting the square of the ___________________.
Comparing 2 population proportions starts with having ________________ data that are taken from 2 separate unique groups.
In descriptive statistics, the main objective is to ____________.
The population is a representative group of the whole.
Measures of central tendency revolve around three areas namely the range, mean and median.
A distribution is a ________________.
Which of the following is not useful in doing an ANOVA?
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 _________________________.
An identified representative group or subset of the whole is called a ______________.
In ANOVA, treatment is another word for ________________.
A chi square test is done with ______________ data.
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 _______________.
The graph below shows a:
The degrees of freedom is denoted by n-10.
When making use of the same subjects testing the before and after effects, we would need to employ the ___________________.
The null hypothesis in comparing two populations would postulate that the two populations would have no difference.
The standard score is the same as the ______________________.
The normal curve is characteristically ______________.
The alternative hypothesis means that there is no difference between two sample groups.
Which scatter plot of Gender vs English Grade best represents the data above?
The t test has various thresholds/significance levels.
Compute for the percentage and proportion. Type the answer on the space provided. 65 boxes out of 120
Univariate statistics can deal with up to two variables being studied.
What is the range of the following numbers 10, 10, 10, 11, 11, 12, 13?
The degrees of freedom for a sample size of 501 is _________________.
A researcher may opt to test the whole population to get better results in the study.
There are two types of statistical hypotheses normally crafted in research called the ______________.
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 z-score is the same as the p value.
The mode is a measure of dispersion.
Smaller samples give smaller variability measures.
INSTRUCTION: Determine the median of the table below:
Numbers represent quantitative variables always.
A t-test with two samples is most commonly used when there are small sample sizes used in the study.
A t test is used to compare 3 groups and their mean differences.
The strength of a correlation is determined by _________________.
A researcher is studying the effect of energy drinks on sports performance in young male adults. Choose the correct hypothesis.
______________________ is the method by which survey respondents are chosen without bias and with equal ability to be participants in the study.
A pooled variances test is used to know the variance of two groups that are assumed to be alike.
The Chi Square Test of Homogeneity shows ____________________.
A negative one tailed graph would have the two ends of the normal curve graph shaded.
The range is computed by _________.
The null hypothesis means is stated as _____________.
The researcher is trying to find out the effects of stress on heart beats per minute. The dependent variable is ____________.
Which line graph of Age and Gender best represents the data above?
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?
Studying the before and after effects is also known as ____________________.
What is the mean of the following numbers 10, 10, 10, 11, 11, 12, 13?
Gender is an example of nominal data.
If the z score is 4.12, what is the value of the z score to make is a normal distribution?
A sample contains all the data of the group that a researcher is studying.
A two proportion z test always yields a two tailed graph.
Depending on the alternative hypothesis, the answer when comparing means can be a one tailed graph.
Compute for the percentage and proportion. Type the answer on the space provided. 82 mugs out of 165
Random sampling is getting qualified research respondents with each being chosen with the same probability.
Type 2 Error is when the researcher ________________.
The mean absolute deviation is also known as the ______________________.
If the p value is lesser than 0.05, it means that _________.
Significance levels of a research are always at a 90%, 95% and 99% level.
What is the mean for the given data?
R squared is a measure of __________________.
The alternative hypothesis for a chi square is __________________.
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?
Rejecting the null hypothesis means that there is a difference in the variables of the study.
Which of the following is false for an alternative hypothesis?
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.
Which of the following is different from all the others?
Compute for the percentage and proportion for each. Type the answer on the space provided. 175 employees out of 1,078
The alternative hypothesis is the educated outcome guess of a researcher.
To keep up this site, we need your assistance. A little gift will help us alot.
Donate- The more you give the more you receive.
Related SubjectCreative Non Fiction: The Liter
Business Research
Business Statistics and Probability
Mathematics
Quantitative Methods
Data Analysis
Signals Spectra and Signal Processing
Research in Psychology 2
Accounting Research Methods
Quality Assurance Testing
Unified Functional Testing
Introduction to Machine Learning
Thesis Writing 2
Quantum Computers
Super Micro's Accounting Irregularities
The Science of SpaceX Satellites
Massage Machines
Knowledge Management
Genesis Market
Geographic Information Systems
Information Assurance and Security 3
Information Assurance and Security 2
Shopee Cashback Voucher
Temu $0 Shipping Fee
Amazon 75% Off Discounts