For the conjecture The average weight of a cuckoo bird is le

For the conjecture \"The average weight of a cuckoo bird is less than $2.5 pounds\", the null and alternative hypothesis are?

Solution

Set Up Hypothesis
Null, average weight of a cuckoo bird is equals to $2.5 pounds H0: U=2.5
Alternate, The average weight of a cuckoo bird is less than $2.5 pounds H1: U<2.5