In a random sample of 80 ears of corn, farmer Carl finds that 10 of them have worms. Carl claims that less than 20% of all his corn has worms. Test this claim at the 0.10 significance level. (a) What is the claim, null hypothesis, and alternative hypothesis? (use "MathType to answer this question. Click on the )

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

80

step-by-step explanation: