0

Statistics: Confidence Intervals – #29479

Question: (10 marks). A study used two different types of method to measure the oxygen delivery level of 25 patients. The file data1_Q1.sav consists of two columns of data simulated to represent this information. a. What are the means, variances and standard deviations of ‘method1’ and ‘method2’ oxygen delivery level? (2 marks). b. Do box...

0

Statistics: Confidence Intervals – #29343

Question: A sample of 85 male professors at a major four-year university produced a mean annual pay of $75,600 and a standard deviation of $4,550. A sample of 80 female professors at the same university produced a mean of $68,250 and a standard deviation of $6,250. Does this constitute enough evidence to conclude that male...

log in

reset password

Back to
log in