OpenStax, Statistics §10.3 Comparing Two Independent Population Proportions · Exercise 31 · Statistics · Hypothesis testing
Comparing Two Independent Population Proportions · Exercise 31
Use the data sets found in Appendix C to answer this exercise. Is the proportion of race laps Terri completes slower than 130 seconds less than the proportion of practice laps she completes slower than 135 seconds?
This exercise builds on another exercise in its source book, which isn't shown here.
OpenStax, Statistics · §10.3 Comparing Two Independent Population Proportions · Exercise 31
Stuck? A gentle nudge
No hints for this one.
Your working
Check your full solution
Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.