Introduction to Comparing Two Independent Population Proportions

What you’ll learn to do: Given known standard deviations of two population proportions, conduct a hypothesis test and interpret the conclusion

Woman in Gray Top Using Her Mobile PhonePeople text more to communicate than they did in the early 2000’s. However, some people still use their phones to call people. Do a higher proportion of people who identify as females use their phones to call people than people who identify as males? To answer this question, we could conduct a hypothesis test to compare two independent population proportions.