Answer in Statistics and Probability for THEBURBURGUY #248074
October 24th, 2022
The head supervisor of three discount pharmacy stores wants to know how many discount coupons are redeemed in his stores. The findings of the survey are listed in the table below. At α=0.01
α=0.01, test the hypothesis that redemption level and location are related.
Store LocationRedemption LevelMidtownNorthsideSouthsideHigh5010660Medium
899579Low241170
Chi square test:
“chi=sumfrac{(O_i-E_i)^2}{E_i}”
Oi is observed value,
Ei is expected value.
The chi-square statistic is 71.4761. The p-value is < 0.00001. The result is significant at p <0 .01.
Since p <0 .01, There is a significant relationship between level and location.