A study of cats and dogs found that 11 of 50 cats and 21 of

A study of cats and dogs found that 11 of 50 cats and 21 of 50 dogs slept more than 10 hours per day. At the = .01 level of significance, is there sufficient evidence to conclude that a difference exists between the proportion of cats and the proportion of dogs that sleep more than 10 hours per day?
Using statcrunch and complete the output to include the following steps: the null and alternative hypothesis, the z -value, the p-value, and make a decision whether to reject H₀ or not to reject H₀ and write a valid conclusion based on the claim or the test.

Solution