What can be Concluded at a = 0.0S Tevel of Significance. What is the null and alernative bypóthesis ? Ho= H4=. 2. C what is the test Statistic ? round to the four diWhat is the b ratue ? round to four decimal decimal pla ces
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A researcher wishes to estimate the proportion of adults who have high speed internet access what size sample should be obtained if she wishes the estimate to be within 0.03 with 90% confidence if a. She uses a previous estimate of 0.32
by Bartleby ExpertA doctor wants to estimate the mean HDL cholesterol of all 20-29 year old females. How many subjects are needed to estimate the mean HDL cholesterol within 2 points with 99% confidence assuming s= 16.5 based on earlier studies. Suppose the doctor would be content with 90% confidence. How does the decrease in confidence affect the
by Bartleby ExpertA researcher wishes to estimate the proportion of adults who have high speed internet access. What size sample should be obtained if she wishes the estimate to be within 0.03 with 90% confidence if
A. She uses a previous estimate of 0.34
B. She does not use any prior estimates.
by Bartleby Expert
