Answer: i believe bill saved $21.44
Step-by-step explanation: 68.99-57=11.99
37.80-25%=28.35
37.80-28.35=9.45
9.45+11.99=21.44
The explanation is in a file the other Pearson put
Answer:
is this spanish? or the real question
Step-by-step explanation:
Answer:
A chi-squared test, also written as χ² test, is a statistical hypothesis test that is valid to perform when the test statistic is chi-squared distributed under the null hypothesis, specifically Pearson's chi-squared test and variants thereof.
I hope it's helpful!
13/24, 7/12, 5/8, 2/3, 5/6 :)