Which test requires knowledge of population standard deviation?

• A) Chi-square test
• B) F-test
• C) t-test
• D) Z-test

Another name for an independent-measures design is:

• A) Repeated measures
• B) Within-subjects design
• C) Between-subjects design
• D) Matched pairs

The difference between population means is written as:

• A) M₁ – M₂
• B) n₁ – n₂
• C) SS₁ – SS₂
• D) 𝜇₁ – 𝜇₂

In which of the following method, the researcher can handle more than two independent variables?

• A) ANOVA
• B) Neither ANOVA nor t-test
• C) T-test statistic
• D) ANOVA and t-test both

In ANOVA, the dependent variable is always:

• A) Ordinal
• B) Continuous
• C) Categorical
• D) Nominal

When the sample size increased, the chance of rejecting a true hypothesis is:

• A) Increased
• B) Constant
• C) Remain same
• D) Decreased

While running ANOVA in SPSS, if the value of Levene’s test is lesser than 0.5 then the test will be:

• A) Non-random
• B) Random
• C) Non-significant
• D) Significant

Why do large t-statistics matter?

• A) They increase variance
• B) They reduce sample size
• C) They reduce alpha
• D) They increase the chance of significant results

If the sample mean is 15 grams and μ = 18 grams, what is the observed difference?

• A) 1 gram
• B) 2 grams
• C) 3 grams
• D) 4 grams

While using SPSS, in which of the following view, the researcher selects the level of measurement of each variable?

• A) Variable view
• B) Data view
• C) Comment box
• D) Dialogue box

In independent sample t-test, parametric test requires a _____________for each individual in the sample.

• A) Symbolic score
• B) Numerical score
• C) Qualitative score
• D) Systematic score

In statistical research, equal variances also referred to as:

• A) Homogeneity of variance
• B) Heterogeneity of variance
• C) Optimization of variance
• D) Distribution of variance

Type I error leads a researcher to conclude:

• A) The sample is representative
• B) No effect exists
• C) The null is correct
• D) The treatment has an effect when it does not

Why is random sampling assumed in hypothesis testing?

• A) To ensure representativeness of the population
• B) To reduce variability
• C) To increase the mean
• D) To create bias

Which symbol represents the probability of a Type II error?

• A) α
• B) μ
• C) z
• D) β

The probability of rejecting a true hypothesis is called:

• A) Critical region
• B) Statement of hypothesis
• C) Level of significance
• D) Test statistics

What three values are used to calculate required sample size?

• A) Alpha, power, and effect size
• B) Variance, mean, and z-score
• C) Confidence level, mean, and test type
• D) Mean, median, mode

ANOVA is the abbreviation of:

• A) Analytical Variance
• B) Analysis of Variance
• C) Analysis of Variables
• D) Analytical Variations

One-way ANOVA in SPSS is used when there is one_____________ with three or more levels (groups).

• A) Dependent discrete variable
• B) Dependent isolated variable
• C) Dependent continuous variable
• D) Dependent non-constant variable

SPSS understands:

• A) Roman words[s1] Repeated question
• B) Numbers only
• C) Numbers and words both
• D) Neither numbers nor words