Data Representation
Data using numerical values where counting makes sense and decimals wouldn't be appropriate
What is discrete?
The area of study that is represented by a sample
What is the population of interest?
The probability of a compliment, the probability of an event not occurring
What is 1 - P(A)?
The 95% confidence interval for the sampling distribution if the standard deviation is 0.667, the mean is 20, and the sample size is 100
What is (19.869, 20.131)?
The p-value for the two-tailed hypothesis test for the sampling distribution if the standard deviation is 0.667, the mean is 20, the sample size is 100, and the null hypothesis is 20.1
What is 0.134?
A way to represent data using bins with ranges of values
What are histograms?
The sampling method of choosing a starting point and random and then collecting data from individuals who are a specific number apart
What is systematic sampling?
The probability of P(A and B) if P(A) and P(B) are mutually exclusive
What is 0?
The 95% confidence interval for the mean sampling distribution if the standard deviation is 8.357, the mean is 53, and the sample size is 334
What is (52.1, 53.9)?
The p-value for the two-tailed hypothesis test for the mean sampling distribution if the standard deviation is 8.357, the mean is 53, the sample size is 334, and the null hypothesis is 54
What is 0.029?
The final percentage that is represented by a cumulative relative frequency graph
What is 100%?
The bias that arises from individuals choosing whether or not to supply data
What is voluntary response bias?
The probability of P(A or B) if the values of independent events P(A) and P(B) are 0.5 and 0.6 respectively
What is 0.8?
The 95% confidence interval for the sampling distribution if the proportion is 0.59 and the sample size is 920
What is (0.55844, 0.622)?
The p-value for the one-tailed hypothesis test where the alternative hypothesis is less than the null hypothesis for the sampling distribution if the proportion is 0.59, the sample size is 920, and the null hypothesis is 0.6
What is 0.272?
The measure of center which has the value farthest to the right on a left-skewed graph
What is mode?
The sampling method of asking current responders to recruit other individuals to respond
What is snowball sampling?
The probability of E(X) if the probability of a value of 2 is 0.35 and the probability of a value of 12 is 0.65
What is 8.5?
The 90% confidence interval for the mean sampling distribution if the standard deviation of population 1 is 8, the proportion of population 1 is 0.5, the sample size of population 1 is 100, the standard deviation of population 2 is 6, the proportion of population 2 is 0.4, the sample size of population 2 is 200
What is (-31.77, -28.23)?
The p-value for the two-tailed hypothesis test for the mean sampling distribution if the proportion of population 1 is 0.5, the sample size of population 1 is 100, the proportion of population 2 is 0.4, the sample size of population 2 is 200
What is 0.099?
The percentage represented in a normal distribution within one standard deviation of the mean
What is 68%?
A variable outside of the scope of the study which drives both the explanatory and response variables
What is a lurking variable?
The probability of P(A or B) if the values of dependent events P(A) and P(B) are 0.8 and 0.1 respectively and the value of P(B|A) is 0.25
What is 0.7?
The 95% confidence interval for the slope if the X values are 1, 2, and 3, and the Y values are 0.6, 0.34, and 0.1
What is (-0.3234, -0.1766)?
The p-value for the two-tailed hypothesis test for the slope if the X values are 1, 2, and 3, and the Y values are 0.6, 0.34, and 0.1
What is 0.015?