Number of canceled flights:

Month / Year	2019	2021
July	403	516
August	248	425
September	505	487
October	96	54
November	15	27
December	183	918
Total number of cancellations

The above chart is the total number of flight cancellations for the given years and months for a particular airline. Assume distribution differences are mound shaped and symmetric. Does this information indicate that there were more flight cancellations in 2021 than in 2019? Use a = 0.05.

a. What is the level of significance?

State null and alternate hypotheses.

b. what sampling distribution will you use?

what assumptions are you making?

compute the value of the sample test statistic.

c. find (or estimate) the p-value.