A study claims that over 40% of those who suffer from osteoarthritis receive measurable relief from an ingredient produced by a particular species of mussel. To test this claim, the mussel extract is to be given to a group of 73 osteoarthritic patients and the critical region is defined to be x< 25, where x is the number of osteoarthritic patients who receive relief. If x is not in this region, we shall not reject the null hypothesis that p = 0.4; otherwise, we conclude that p<0.4. (a) Evaluate a, assuming that p = 0.4. (b) Evaluate B for the alternative p=0.3. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table, (a) a =| (Round to four decimal places as needed.)

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A study claims that over 40% of those who suffer from osteoarthritis receive measurable relief from an ingredient produced by a particular species of mussel. To test this claim, the mussel extract
is to be given to a group of 73 osteoarthritic patients and the critical region is defined to be x<25, where x
shall not reject the null hypothesis that p = 0.4; otherwise, we conclude that p < 0.4.
(a) Evaluate a, assuming that p = 0.4.
(b) Evaluate B for the alternative p = 0.3.
Click here to view page 1 of the standard normal distribution table.
Click here to view page 2 of the standard normal distribution table.
the number of osteoarthritic patients who receive relief. If x is not in this region, we
(a) a =
| (Round to four decimal places as needed.)
Transcribed Image Text:A study claims that over 40% of those who suffer from osteoarthritis receive measurable relief from an ingredient produced by a particular species of mussel. To test this claim, the mussel extract is to be given to a group of 73 osteoarthritic patients and the critical region is defined to be x<25, where x shall not reject the null hypothesis that p = 0.4; otherwise, we conclude that p < 0.4. (a) Evaluate a, assuming that p = 0.4. (b) Evaluate B for the alternative p = 0.3. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. the number of osteoarthritic patients who receive relief. If x is not in this region, we (a) a = | (Round to four decimal places as needed.)
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