AP Stats Calculator functions

Chi-square test for independence

1 sample, 2 variables - Use Chi-square test

Chi-square test for Homogeneity

2+ sample, 1 variable - Use Chi-square test

Chi-square GOF test

1 sample, 1 variable

1-var stats

To find mean, SD, and 5 number summary for a set of data

LinReg

To find the equation for a line of regression

2-var stats

To find mean, SD and 5 number summary for two sets of data

binompdf

To find the probability of getting exactly X successes

binomcdf

To find the probability of getting at most X successes

normalcdf

To find the area in an interval for a normal distribution

tcdf

to find area in an interval for a t distribution

Chi-square cdf

To find the area in an interval for a chi-square distribution

1-PropZInt

To calculate a confidence interval for proportions

TInterval

To calculate a confidence interval for means

2-PropZInt

To calculate a confidence interval for a difference in proportions

2-SampleZInt

To calculate a confidence interval to estimate a difference of means

LinRegTInt

To calculate a confidence interval to estimate slope

1-PropZTest

To test a claim made for a single proportion

T-Test

To test a claim made about a single mean

2-PropZTest

To test a claim made about a different in proportions

2-SampleTTest

To test a claim made about a difference of means